Thomas F Rosenbaum,
Ph.D.
President; Sonja and William Davidow Presidential Chair; Professor of Physics
A.B., Harvard College, 1977; M.A., Princeton University, 1979; Ph.D., 1982. Professor, Caltech, 2014-; President, 2014-; Davidow Presidential Chair, 2014- .
John N Abelson,
Ph.D.
George Beadle Professor of Biology, Emeritus
B.S., Washington State University, 1960; Ph.D., Johns Hopkins University, 1965. Professor, Caltech, 1982-91; Beadle Professor, 1991-2002; Beadle Professor Emeritus, 2002-. Chair, Division of Biology, 1989-95.
Yaser Abu-Mostafa,
Ph.D.
Professor of Electrical Engineering and Computer Science
B.Sc., Cairo University, 1979; M.S.E.E., Georgia Institute of Technology, 1981; Ph.D., Caltech, 1983. Garrett Research Fellow in Electrical Engineering, 1983; Assistant Professor, 1983-89; Associate Professor, 1989-94; Professor, 1994-.
Fred C Adams,
Ph.D.
Visiting Associate in Planetary Science
B.S., Iowa State University, 1983; Ph.D., University of California Berkeley, 1988. Caltech, 2025.
Rana Adhikari,
Ph.D.
Professor of Physics
B.S., University of Florida (Gainesville), 1998; Ph.D., Massachusetts Institute of Technology, 2004. Assistant Professor, Caltech, 2006-12; Professor, 2012-.
Jess F Adkins,
Ph.D.
Smits Family Professor of Geochemistry and Global Environmental Science
B.S., Haverford College, 1990; Ph.D., Massachusetts Institute of Technology, 1998. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-10; Professor, 2010-16; Smits Professor, 2017-.
Ralph Adolphs,
Ph.D.
Bren Professor of Psychology, Neuroscience, and Biology
B.S., Stanford University, 1986; M.S., 1986; Ph.D., Caltech, 1993. Professor of Psychology and Neuroscience, 2004-05; Bren Professor, 2005-; Professor of Biology, 2005-17; Davis Leadership Chair, 2017-21; Director, Caltech Brain Imaging Center, 2008-13, 2017-21.
Andreas Aebi,
Ph.D.
Lecturer in German
M.A., University of Southern California, 1970; Ph.D., 1974. Lecturer in French, Caltech, 1978; Lecturer in German, 1978-83; 1986-; Instructor in German, 1983-1986.
Theodor Agapie,
Ph.D.
John Stauffer Professor of Chemistry; Executive Officer for Chemistry
B.S., Massachusetts Institute of Technology, 2001; Ph.D., Caltech, 2007. Assistant Professor, Caltech, 2009-14; Professor, 2014-23; Stauffer Professor, 2023-; Executive Officer, 2021-.
Gautam Agarwal,
Ph.D.
Visiting Associate in Neuroscience
B.S., University of Texas, Austin, 2003; Ph.D., University of California, Berkeley, 2009. Caltech 2025.
Arian Aghilinejad,
Ph.D.
Lecturer in Medical Engineering; Postdoctoral Scholar Research Associate in Aerospace
B.S., Sharif University of Technology, 2016; M.S., Washington State University, 2018; Ph.D., University of Southern California, 2023. Caltech, 2025.
Marina Agranov,
Ph.D.
Rea A. and Lela G. Axline Professor of Economics
B.A., St. Petersburg State Technical University, 1999; M.A., Tel Aviv University, 2004; Ph.D., New York University, 2010. Assistant Professor, Caltech, 2010-17; Professor, 2017-25; Axline Professor, 2025-.
Jason Alicea,
Ph.D.
William K. Davis Professor of Theoretical Physics
B.S., University of Florida, 2001; M.A., University of California (Santa Barbara), 2005; Ph.D., 2007. Associate Professor, Caltech, 2012-15; Professor, 2015-22; Davis Professor, 2022-.
John M Allman,
Ph.D.
Frank P. Hixon Professor of Neurobiology
B.A., University of Virginia, 1965; A.M., University of Chicago, 1968; Ph.D., 1971. Assistant Professor, Caltech, 1974-77; Associate Professor, 1977-84; Professor, 1984-89; Hixon Professor, 1989-.
Paolo Aluffi,
Ph.D.
Visiting Professor in Mathematics
M.S., University of Turin, 1983; Ph.D., Brown University, 1987. Professor, Florida State University, 2000-. Caltech, 2008-26.
R M Alvarez,
Ph.D.
Flintridge Foundation Professor of Political and Computational Social Science
B.A., Carleton College, 1986; M.A., Duke University, 1990; Ph.D., 1992. Assistant Professor, Caltech, 1992-95; Associate Professor, 1995-2002; Professor, 2002-24; Flintridge Foundation Professor, 2024-.
Aaron D Ames,
Ph.D.
Bren Professor of Mechanical and Civil Engineering, Control and Dynamical Systems, and Aerospace; Booth-Kresa Leadership Chair, Center for Autonomous Systems and Technologies; Director, Center for Autonomous Systems and Technologies
B.S., University of St. Thomas, 2001; B.A., University of St. Thomas, 2001; M.A., University of California, Berkeley, 2006; Ph.D., 2006. Lecturer, Caltech, 2007; Professor, 2017; Bren Professor, 2017-; Booth-Kresa Leadership Chair, 2025-; Director, 2025-.
Animashree Anandkumar,
Ph.D.
Bren Professor of Computing and Mathematical Sciences
B.S., Indian Institutes of Technology, 2004; Ph.D., Cornell University, 2009; Visiting Associate, Caltech, 2017; Bren Professor, 2017-.
Richard A Andersen,
Ph.D.
James G. Boswell Professor of Neuroscience; T&C Chen Brain-Machine Interface Center Leadership Chair; Director, T&C Chen Brain-Machine Interface Center
B.S., University of California (Davis), 1973; Ph.D., University of California (San Francisco), 1979. Boswell Professor, Caltech, 1993-; Chen Brain-Machine Interface Center Leadership Chair, 2017-; Director, 2017-.
David J Anderson,
Ph.D.
Seymour Benzer Professor of Biology; Tianqiao and Chrissy Chen Institute for Neuroscience Leadership Chair; Investigator, Howard Hughes Medical Institute; Director, Tianqiao and Chrissy Chen Institute for Neuroscience
A.B., Harvard University, 1978; Ph.D., Rockefeller University, 1983. Assistant Professor, Caltech, 1986-92; Associate Professor, 1992-96; Professor, 1996-2004; Roger W. Sperry Professor, 2004-09; Benzer Professor, 2009-; Chen Institute for Neuroscience Leadership Chair, 2017-; HHMI Investigator, 1989-; Director, 2017-.
Jose E Andrade,
Ph.D.
George W. Housner Professor of Civil and Mechanical Engineering
B.S., Florida Institute of Technology, 2001; M.S., Stanford University, 2003; PhD, 2006. Assistant Professor, Caltech, 2010; Associate Professor, 2010-13; Professor, 2013-17; Housner Professor, 2017-; Drinkward Leadership Chair, Department of Mechanical and Civil Engineering, 2017-22; Executive Officer, 2016-22.
Dimitrios Antsos,
Ph.D.
Lecturer in Electrical Engineering
B.S., California Institute of Technology, 1990; M.S., 1991; Ph.D., 1994. Caltech, 1994-99; 2004-10; 2012-18; 2020-21; 2023; 2025.
Caio Antunes de Carvalho,
Ph.D.
Visiting Associate in Biology and Biological Engineering
Ph.D., Universidade de São Paulo, 2017. Caltech, 2024-25.
Alexei Aravin,
Ph.D.
Professor of Biology
B.S., University of Moscow, 1997; M.Sc., 1998; Ph.D., 2002. Assistant Professor, Caltech, 2009-16; Professor, 2016-.
Maria del Pilar (Pilar Ariza) Ariza Moreno,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
M.S., University of Seville, 1997; Ph.D., 2002. Visiting Associate in Aerospace, 2003-06; 2007; 2009: 2010-13; 2018; 2019; 2020; 2021-22. Caltech, 2023-26.
Gloria Arjona,
Ph.D.
Lecturer in Spanish
B.A., California State University, 1993; M.A., University of Southern California, 1997; Ph.D., 2002. Caltech, 2000-26.
Frances H Arnold,
Nobel Laureate, Ph.D., D.h.c.
Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry; Director, Donna and Benjamin M. Rosen Bioengineering Center
B.S., Princeton University, 1979; Ph.D., University of California, 1985; D.h.c., Stockholm University. Visiting Associate, Caltech, 1986; Assistant Professor, 1987-92; Associate Professor, 1992-96; Professor, 1996-99; Professor of Chemical Engineering and Biochemistry, 1999-2000. Dickinson Professor, 2000-17; Pauling Professor, 2017-; Director, Rosen Bioengineering Center, 2013-.
American Artist,
M.F.A.
Lecturer in Visual Culture
B.F.A., California Polytechnic State University Pomona, 2011; M.F.A, Parsons School of Design, 2015. Caltech, 2024.
Cihan Artunc,
Ph.D.
Visiting Associate in Economics
B.S., B.A., Bogazici University, 2008; M.A., Yale University, 2010; M.Phil., 2011; Ph.D., 2014. Caltech, 2017, 2025.
Darmindra Arumugam,
Ph.D.
Visiting Associate in Electrical Engineering
Ph.D., Carnegie Mellon University, 2011. Caltech, 2025-28.
Michael Aschbacher,
Ph.D.
Shaler Arthur Hanisch Professor of Mathematics, Emeritus
B.S., Caltech, 1966; Ph.D., University of Wisconsin, 1969. Bateman Research Instructor, Caltech, 1970-72; Assistant Professor, 1972-74; Associate Professor, 1974-76; Professor, 1976-96; Hanisch Professor, 1996-2013; Hanisch Professor, Emeritus, 2013-; Executive Officer for Mathematics, 1991-94.
Domniki Asimaki,
Ph.D.
Professor of Mechanical and Civil Engineering
Dipl., National Technical University of Athens, 1998; M.S., Massachusetts Institute of Technology, 2000; Ph.D., 2004. Caltech, 2014-.
Paul D Asimow,
Ph.D.
Eleanor and John R. McMillan Professor of Geology and Geochemistry
A.B., Harvard University, 1991; M.S., Caltech, 1993; Ph.D., 1997. Assistant Professor, 1999-2005; Associate Professor, 2005-2010; Professor, 2010-; McMillan Professor, 2016-.
Richard Aster,
Ph.D.
Moore Distinguished Scholar in Geophysics
B.S., University of Wisconsin-Madison, 1983; M.S., 1986; Ph.D., Scripps Research Institute, 1991. Caltech, 2024-25.
Harry A Atwater,
Ph.D.
Otis Booth Leadership Chair, Division of Engineering and Applied Science; Howard Hughes Professor of Applied Physics and Materials Science; Director, Liquid Sunlight Alliance
B.S., Massachusetts Institute of Technology, 1982; M.S., 1983; Ph.D., 1987. Assistant Professor, Caltech, 1988-94; Associate Professor, 1994-99; Professor of Applied Physics and Materials Science, 1999-2002; Howard Hughes Professor, 2002-. Director of Resnick Sustainability Institute, 2009-15; Director of Joint Center for Artificial Photosynthesis, 2014-21; Division Chair, 2021-; Booth Leadership Chair, 2021-; Director, Liquid Sunlight Alliance, 2021-.
Joanna M Austin,
Ph.D.
Professor of Aerospace
B.E., University of Queensland, 1996; B.S., 1996; M.S., California Institute of Technology, 1998; Ph.D., 2003. Caltech, 2014-.
Jean-Philippe Avouac,
Ph.D.
Earle C. Anthony Professor of Geology and Mechanical and Civil Engineering; Associate Director, Center for Autonomous Systems and Technologies
M.E., Ecole Polytechnique, 1987; Ph.D., Institut de Physique du Globe, 1991; Habil., 1992. Professor, Caltech, 2003-11; Earle C. Anthony Professor, 2012-; Director, Tectonic Observatory, 2004-13; Associate Director, 2022-.
Hyun Ji (Jane) Bae,
Ph.D.
Assistant Professor of Aerospace; Susan Wu Scholar
B.S., Caltech, 2011; Ph.D., Stanford University, 2018. Assistant Professor, Caltech, 2021-; Wu Scholar, 2025-.
Mark J Balas,
Ph.D.
Visiting Associate in Computing and Mathematical Sciences
B.S., University of Akron; M.S., University of Maryland, 1970; M.S., University of Denver, 1974; Ph.D., 1974. Caltech, 2011-14; 2017-19; 2021-25.
John D Baldeschwieler,
Ph.D.
J. Stanley Johnson Professor and Professor of Chemistry, Emeritus
B.Chem.E., Cornell University, 1956; Ph.D., University of California, 1959. Professor, Caltech, 1973-96; Johnson Professor and Professor of Chemistry, 1996-99; Johnson Professor and Professor Emeritus, 1999-. Chairman, Division of Chemistry and Chemical Engineering, 1973-78.
Sara E Ballance,
Ph.D.
Lecturer in Music
B.A., University of Rochester, 2007; B.M., Eastman School of Music, 2007; M.A., 2009; Ph.D., University of California (Santa Barbara), 2017. Caltech, 2024-25.
Ricardo S Baptista,
Ph.D.
von Karman Instructor in Computing and Mathematical Sciences
B.S., University of Toronto, 2015; M.S., Massachusetts Institute of Technology, 2017; Ph.D., 2022. Caltech, 2022-2025.
Sylvain Barbot,
Ph.D.
Visiting Professor in Geophysics
M.S., University of California San Diego, 2007; Ph.D., 2009. Caltech, 2025.
Barry C Barish,
Nobel Laureate, Ph.D., Laurea h.c.
Ronald and Maxine Linde Professor of Physics, Emeritus
B.A., University of California, 1957; Ph.D., 1962; Laurea, h.c., University of Bologna. Research Fellow, Caltech, 1963-66; Assistant Professor, 1966-69; Associate Professor, 1969-72; Professor, 1972-91; Linde Professor, 1991-2005; Linde Professor Emeritus, 2005-. Principal Investigator of LIGO, 1994-97; Director, LIGO, 1997-2006.
Alan H (Al) Barr,
Ph.D.
Professor of Computer Science
B.S., Rensselaer Polytechnic Institute, 1973; M.S., 1976; Ph.D., 1983. Research Fellow, Caltech, 1984; Assistant Professor, 1984-90; Associate Professor, 1990-98; Professor, 1998-; Executive Officer for Computer Science, 2000-01.
Jacqueline K Barton,
Ph.D., D.Sc.h.c., D.L.h.c.
John G. Kirkwood and Arthur A. Noyes Professor of Chemistry, Emerita
A.B., Barnard College, 1974; Ph.D., Columbia University, 1978; D.Sc.h.c., New Jersey Institute;
Kenyon College; Yale University; Hamilton College; Williams College; Lawrence University; Columbia
University; D.L.h.c., Skidmore College. Visiting Associate, Caltech, 1989; Professor, 1989-97; Hanisch Professor, 1997-17; Kirkwood-Noyes Professor, 2017-; Division Chair, 2009-19; Davidson
Leadership Chair, 2016-19; Kirkwood-Noyes Professor Emerita, 2022.
Konstantin Batygin,
Ph.D.
Professor of Planetary Science
B.S., UC Santa Cruz, 2008; M.S., California Institute of Technology, 2010; Ph.D., 2012. Assistant Professor, Caltech, 2014-19; Van Nuys Page Scholar, 2017-19, Professor, 2019-.
Jesse L (Jack) Beauchamp,
Ph.D.
Mary and Charles Ferkel Professor of Chemistry, Emeritus
B.S., Caltech, 1964; Ph.D., Harvard University, 1967. Noyes Research Instructor, Caltech, 1967-69; Assistant Professor, 1969-71; Associate Professor, 1971-74; Professor, 1974-2000; Ferkel Professor, 2000-23; Ferkel Professor Emeritus, 2023-.
James L (Jim) Beck,
Ph.D.
George W. Housner Professor of Engineering and Applied Science, Emeritus
B.Sc., University of Auckland, 1969; M.Sc., 1970; Ph.D., Caltech, 1979. Assistant Professor of Civil Engineering, 1981-87; Associate Professor, 1987-96; Professor, 1996-2011; Housner Professor, 2012-17; Housner Professor, Emeritus, 2017-; Executive Officer for Applied Mechanics and Civil Engineering, 1993-98.
Charles Beichman,
Ph.D.
Senior Faculty Associate in Astronomy
A.B., Harvard College, 1973, M.S., University of Hawaii, 1975, M.S., 1976; Ph.D., 1979. Visiting Associate, Caltech, 1991-99; 2003-05; 2015-16. Caltech, Senior Faculty Associate, 2005-12; 2015-2016; 2018-26.
James Bell,
Ph.D.
Visiting Associate in Planetary Science
B.S., California Institute of Technology, 1987; M.S., University of Hawaii Manoa, 1990; Ph.D., 1992. Caltech, 2024-25.
Josette Bellan,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., Lycee Jules Ferry, 1964; M.S., University of Sciences (Paris), 1969; M.S., Princeton University, 1972; Ph.D., 1974. Senior Research Scientist, Jet Propulsion Laboratory, 1997-. Lecturer in Jet Propulsion, Caltech, 1992-93; Visiting Associate in Aeronautics, 1995-2006; Visiting Associate in Mechanical and Civil Engineering, 2006-25.
Paul M Bellan,
Ph.D.
Professor of Applied Physics
B.Sc., University of Manitoba, 1970; M.A., Princeton University, 1972; Ph.D., 1976. Assistant Professor, Caltech, 1977-83; Associate Professor, 1983-89; Professor, 1990-.
Eyal Ben-Yoseph,
Ph.D.
Lecturer in Chemical Engineering
Ph.D., University of Wisconsin, Madison, 1999; M.S., Israel Institute of Technology, 1996; B.S., 1994. Caltech 2024.
John E Bercaw,
Ph.D.
Centennial Professor of Chemistry, Emeritus
B.S., North Carolina State University, 1967; Ph.D., University of Michigan, 1971. Arthur Amos Noyes Research Fellow, Caltech, 1972-74; Assistant Professor, 1974-77; Associate Professor, 1977-79; Professor, 1979-93; Shell Distinguished Professor, 1985-90; Centennial Professor, 1993-15; Centennial Professor, Emeritus, 2015-. Executive Officer for Chemistry, 1999-2002.
Marco Bernardi,
Ph.D.
Professor of Applied Physics, Physics and Materials Science
B.S., University of Rome La Sapienza, 2004; M.S., University of Rome Tor Vergata, 2008; Ph.D., Massachusetts Institute of Technology, 2013. Assistant Professor, Caltech, 2015-21; Professor, 2021-.
Kaushik Bhattacharya,
Ph.D.
Howell N. Tyson, Sr., Professor of Mechanics and Materials Science
B.Tech., Indian Institute of Technology, 1986; Ph.D., University of Minnesota, 1991. Assistant Professor, Caltech, 1993-99; Associate Professor, 1999-2000; Professor, 2000-10; Tyson, Sr., Professor, 2010-; Executive Officer, 2007-16; Vice Provost, 2016-25.
Kathryn Bikle,
Ph.D.
Lecturer in Chemistry
B.A., University of California (Santa Cruz), 1981; M.A., University of California, 1984. Lecturer in Chemistry, Caltech, 2000-17, 2022, 2023; Lecturer in Geology, 2000-14; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025.
Pamela J Bjorkman,
Ph.D.
David Baltimore Professor of Biology and Biological Engineering; Merkin Institute Professor
B.A., University of Oregon, 1978; Ph.D., Harvard University, 1984. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-98; Professor, 1998-2004; Delbruck Professor, 2004-15; Centennial Professor, 2015-18; Baltimore Professor, 2018-; Merkin Institute Professor, 2021-; HHMI Investigator, 1989-2015; Executive Officer, 2000-06, 2020-22.
Eric Black,
Ph.D.
Lecturer in Physics
B.S., University of Tennessee, 1991; M.S., University of Colorado, 1994; Ph.D., 1996. Caltech, 2001-25.
Geoffrey A (Geoff) Blake,
Ph.D.
Professor of Cosmochemistry and Planetary Sciences and Professor of Chemistry
B.S., Duke University, 1981; Ph.D., Caltech, 1986. Assistant Professor of Cosmochemistry, 1987-93; Associate Professor of Cosmochemistry and Planetary Sciences, 1993-97; Professor, 1997-99; Professor of Cosmochemistry and Planetary Sciences and Professor of Chemistry, 1999-. Deputy Director, Owens Valley Radio Observatory, 2000-06; Master of Student Houses, 2009-14.
Adam Blank,
M.S.
Teaching Professor of Computing and Mathematical Sciences; Academic Consultant, First-Year Success
Research Institute
B.S., Carnegie Mellon University, 2012; M.S., 2014. Lecturer in Computing and Mathematical Sciences, 2018-2020; Teaching Assistant Professor of Computing and Mathematical Sciences, 2020-2022; Caltech, 2022-.
Guillaume Blanquart,
Ph.D.
Professor of Mechanical Engineering
B.S., M.S., Ecole Polytechnique, 2002; M.S., Stanford University, 2004; Ph.D., 2008; Assistant Professor, Caltech, 2009-15; Professor, 2015-.
Henry Blauvelt,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.S., Cornell University, 1978; Ph.D., California Institute of Technology, 1983. Caltech, 2020-25.
Dolev Bluvstein,
Ph.D.
Visiting Associate in Physics
Ph.D., Harvard University, 2025; B.S., University of California, Santa Barbara, 2019. Caltech 2025-26.
James J (Jamie) Bock,
Ph.D.
Marvin L. Goldberger Professor of Physics; Jet Propulsion Laboratory Senior Research Scientist
B.S., Duke University, 1987; M.A., University of California, Berkeley, 1990; Ph.D., 1994. Jet Propulsion Laboratory Research Scientist, 1994-2012; Visiting Associate, Caltech, 1994-2008; Senior Faculty Associate, 2008-12; Professor, 2012-24; Goldberger Professor, 2024-; Jet Propulsion Laboratory Senior Research Scientist, 2012-.
Justin S Bois,
Ph.D.
Teaching Professor of Biology and Biological Engineering
B.S., University of Illinois (Urbana-Champaign), 1999; Ph.D., Caltech, 2007. Caltech, 2014-.
Katherine L (Katie) Bouman,
Ph.D.
Associate Professor of Computing and Mathematical Sciences, Electrical Engineering and Astronomy; Rosenberg Scholar; Investigator, Heritage Medical Research Institute
B.S., University of Michigan, Ann Arbor, 2011; M.S., Massachusetts Institute of Technology, 2013; Ph.D., 2017; Visiting Associate, Caltech, 2018-19; Assistant Professor, 2019-24; Associate Professor, 2024-; Rosenberg Scholar, 2019-; HMRI Investigator, 2021-.
Charles M (Matt) Bradford,
Ph.D.
Visiting Associate in Physics
B.S., Stanford University, 1994; Ph.D., Cornell University, 2001. Research Scientist, Jet Propulsion Laboratory, 2003-. Caltech, 2004-25.
John F Brady,
Ph.D.
Chevron Professor of Chemical Engineering and Mechanical Engineering
B.S., University of Pennsylvania, 1975; M.S., Stanford University, 1977; Ph.D., 1981. Associate Professor, Caltech, 1985-89; Professor, 1990-99; Chevron Professor, 1999-; Professor of Mechanical Engineering, 2005-. Executive Officer for Chemical Engineering, 1993-99; 2013-19.
Amy J Braverman,
Ph.D.
Visiting Associate in Computing and Mathematical Sciences
B.A., Swarthmore College, 1982; M.A., University of California (Los Angeles), 1992; Ph.D., 1999. Caltech, 2018-28.
Christopher E (Chris) Brennen,
D.Phil.
Richard L. and Dorothy M. Hayman Professor of Mechanical Engineering, Emeritus
B.A., University of Oxford, 1963; M.A., D.Phil., 1966. Research Fellow, Caltech, 1969-72; Senior Research Fellow, 1972-75; Research Associate, 1975-76; Associate Professor, 1976-82; Professor, 1982-2005; Hayman Professor, 2005-10; Hayman Professor, Emeritus, 2010-. Master of Student Houses, 1983-87; Dean of Students, 1988-92; Executive Officer for Mechanical Engineering, 1993-97; Vice President for Student Affairs, 1997-2002.
John Brewer,
Ph.D.
Eli and Edythe Broad Professor of History and Literature, Emeritus
B.A., University of Cambridge, 1968; M.A., 1972; Ph.D., 1973; M.A. Honorary Degree, Harvard University. Moore Distinguished Scholar, Caltech, 2001; Professor, 2002-; Broad Professor, 2003-16; Broad Professor, Emeritus, 2017-.
Alaina A Brinley,
Ph.D.
Visiting Associate in Electrical Engineering
B.A., Kalamazoo College, 2007; Ph.D., University of Texas Southwestern Medical Center, 2012; M.D., 2016; Caltech, 2016-26.
Charles J Brokaw,
Ph.D.
Professor of Biology, Emeritus
B.S., Caltech, 1955; Ph.D., University of Cambridge, 1958. Visiting Assistant Professor, Caltech, 1960; Assistant Professor, 1961-63; Associate Professor, 1963-68; Professor, 1968-2000; Professor Emeritus, 2000-. Executive Officer for Biology, 1976-80; 1985-89; Associate Chairman of the Division of Biology, 1980-85.
Marianne Bronner,
Ph.D.
Edward B. Lewis Professor of Biology; Director of the Beckman Institute
Sc.B., Brown University, 1975; Ph.D., Johns Hopkins University, 1979. Professor, Caltech, 1996-2000; Ruddock Professor, 2000-21; Distinguished Professor, 2021; Lewis Professor, 2021-; Executive Officer, 2013-16; Director, Beckman Institute, 2019-.
Norman H Brooks,
Ph.D.
James Irvine Professor of Environmental and Civil Engineering, Emeritus
A.B., Harvard College, 1949; M.S., Harvard University, 1950; Ph.D., Caltech, 1954. Instructor in Civil Engineering, 1953-54; Assistant Professor, 1954-58; Associate Professor, 1958-62; Professor, 1962-70; Professor of Environmental Science and Civil Engineering, 1970-76; Irvine Professor of Environmental Engineering Science, 1976-77; Irvine Professor of Environmental Engineering and Civil Engineering 1977-95; Irvine Professor Emeritus, 1995-. Academic Officer for Environmental Engineering Science, 1972-74; Director, Environmental Quality Laboratory, 1974-93; Executive Officer for Environmental Engineering Science, 1985-93.
Michael E (Mike) Brown,
Ph.D.
Richard and Barbara Rosenberg Professor of Planetary Astronomy; Terence D. Barr Leadership Chair, Center for Comparative Planetary Evolution; Director, Caltech Center for Comparative Planetary Evolution
A.B., Princeton University, 1987; M.A., University of California, 1990; Ph.D., 1994. Visiting Associate, Caltech, 1995; Assistant Professor, 1997-2002; Associate Professor, 2002-04; Professor, 2005-2008; Rosenberg Professor, 2008-; Barr Leadership Chair, 2021-, Director, 2020-.
Warren C Brown,
Ph.D.
Professor of History
B.S., Tufts University, 1985; M.A., University of Cincinnati, 1993; Ph.D., University of California (Los Angeles), 1997. Assistant Professor, Caltech 1997-2003; Associate Professor, 2003-10; Professor, 2010-.
Jehoshua (Shuki) Bruck,
Ph.D.
Gordon and Betty Moore Professor of Computation and Neural Systems and Electrical Engineering, Emeritus
B.Sc., Technion-Israel Institute of Technology, 1982; M.Sc., 1985; Ph.D., Stanford University, 1989. Associate Professor, Caltech, 1994-98; Professor, 1998-2001; Moore Professor, 2001-25; Moore Professor, Emeritus, 2025-; Director, Information Science and Technology, 2003-05.
Oscar P Bruno,
Ph.D.
Professor of Applied and Computational Mathematics
Lic., University of Buenos Aires, 1982; Ph.D., New York University (Courant Institute of Mathematical Sciences), 1989. Associate Professor, Caltech, 1995-98; Professor, 1998-. Executive Officer for Applied Mathematics, 1998-2000.
Claire E Bucholz,
Ph.D.
Professor of Geology
B.S., Yale University, 2009; Ph. D., Massachusetts Institute of Technology, 2016. Assistant Professor, Caltech, 2017-24; Professor, 2024-
Jed Z Buchwald,
Ph.D.
Doris and Henry Dreyfuss Professor of History
B.A., Princeton University, 1971; M.A., Harvard University, 1973; Ph.D., 1974. Caltech, 2001-.
Joel W Burdick,
Ph.D.
Richard L. and Dorothy M. Hayman Professor of Mechanical Engineering and Bioengineering; Jet Propulsion Laboratory Research Scientist
B.S., Duke University, 1981; M.S., Stanford University, 1982; Ph.D., 1988. Assistant Professor, Caltech, 1988-94; Associate Professor, 1994-2000; Professor of Mechanical Engineering, 2000-02; Professor of Mechanical Engineering and Bioengineering, 2002-12; Executive Officer for Bioengineering, 2006-07; Hayman Professor, 2012-; Jet Propulsion Laboratory Research Scientist, 2014-.
Erin Burkett,
Ph.D.
Lecturer in Engineering, STEM Writing Specialist
B.S., University of Delaware, 2004; Ph.D., University of California (Davis), 2010. Caltech, 2018-25.
Donald S Burnett,
Ph.D.
Professor of Nuclear Geochemistry, Emeritus
B.S., University of Chicago, 1959; Ph.D., University of California, 1963. Research Fellow in Physics, Caltech, 1963-65; Assistant Professor of Nuclear Geochemistry, 1965-68; Associate Professor, 1968-75; Professor, 1975-2006; Professor Emeritus, 2006-. Academic Officer, Division of Geological and Planetary Sciences, 1979-87.
Long Cai,
Ph.D.
Professor of Biology and Biological Engineering
B.A, Harvard University, 2001; Ph.D., 2006. Visiting Associate 2017-18; Assistant Professor, Caltech, 2010-17; Research Professor, 2017-2018; Professor, 2018-.
Joern Callies,
Ph.D.
Professor of Oceanography and Environmental Science
M.S., University of Hamburg, Germany, 2011; Ph.D., Massachusetts Institute of Technology, 2015. Caltech, Assistant Professor, 2017-23; Professor, 2023-.
Colin F Camerer,
Ph.D.
Robert Kirby Professor of Behavioral Economics; T&C Chen Center for Social and Decision Neuroscience Leadership Chair; Director, T&C Chen Center for Social and Decision Neuroscience
B.A., Johns Hopkins University, 1976; M.B.A., University of Chicago, 1979; Ph.D., 1981. Visiting Associate, Caltech, 1993; Rea A. and Lela G. Axline Professor of Business Economics, 1994-2008; Kirby Professor of Behavioral Finance and Economics, 2008; Kirby Professor, 2008-;Chen Center for Social and Decision Neuroscience Leadership Chair, 2017-; Executive Officer, 2017-19; Director, Chen Center for Social and Decision Neuroscience, 2017- .
Stefano Campagnola,
Ph.D.
Lecturer in Aerospace
M.S., Politecnico Di Milano, 2002; Ph.D., University of Southern California, 2010. Caltech, 2018; 2019; 2020; 2021; 2022; 2023; 2024.
Judith L Campbell,
Ph.D.
Professor of Chemistry and Biology
B.A., Wellesley College, 1965; Ph.D., Harvard University, 1974. Assistant Professor of Chemistry, Caltech, 1977-83; Associate Professor, 1983-85; Associate Professor of Chemistry and Biology, 1985-89; Professor, 1989-.
Jinghao Cao,
Ph.D.
von Karman Instructor in Computing and Mathematical Sciences
B.S., ETH Zurich, 2021, M.S., 2021, Ph.D., 2024. Caltech, 2024-26.
Mengyi Cao,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.A., Colorado College, 2011; Ph.D., University of Wisconsin-Madison, 2017. Caltech, 2023-26.
Peter P Caradonna,
Ph.D.
Assistant Professor of Economics
B.A., Boston University, 2011, M.Phil., University of Oxford, 2013; M.A. Georgetown University, 2017; Ph.D., 2022. Caltech, 2022-.
Elizabeth A Carlson,
Ph.D.
von Karman Instructor in Computing and Mathematical Sciences
B.A., Carroll College, 2016; M.A., University of Nebraska - Lincoln, 2018; Ph.D., 2021. Caltech, 2023-25.
Jean-Lou A Chameau,
Ph.D., D.Sc.h.c.
President Emeritus
Ing., Ecole Nationale Superieure D'Arts et Metiers, 1976; M.S., Stanford University, 1977; Ph.D., 1981; D.Sc.h.c., Occidental College. Professor of Civil Engineering, Environmental Science and Engineering, and Mechanical Engineering, 2006-13; Davidow Presidential Professor, 2013; President, 2006-13; President Emeritus, 2013-.
David C Chan,
Ph.D.
Harold and Violet Alvarez Professor of Biology; Dean of Graduate Studies
A.B., Harvard College, 1988; M.D., Harvard Medical School, 1996; Ph.D., 1996. Assistant Professor, Caltech, 2000-06; Bren Scholar, 2000-06; Associate Professor, 2006-10; Professor, 2010-23; Alvarez Professor, 2023-; Dean, 2020-; HHMI Investigator, 2008-14.
Garnet K Chan,
Ph.D.
Bren Professor of Chemistry; Director, Rudolph A. Marcus Center for Theoretical Chemistry
B.A., University of Cambridge, 1996; M.A., 2000; Ph.D., 2000. Moore Distinguished Scholar, Caltech, 2014, 2015; Bren Professor, 2016-; Director, 2025-.
Venkat Chandrasekaran,
Ph.D.
Kiyo and Eiko Tomiyasu Professor of Computing and Mathematical Sciences and Electrical Engineering
B.A., Rice University, 2005; B.S., 2005; M.S., Massachusetts Institute of Technology, 2007; Ph.D., 2011. Assistant Professor, Caltech, 2012-17; Professor, 2017-24; Tomiyasu Professor, 2024-.
Kanianthra M (Mani) Chandy,
Ph.D.
Simon Ramo Professor of Computer Science, Emeritus
B.Tech., Indian Institute of Technology, 1965; M.S., Polytechnic Institute of Brooklyn, 1966; Ph.D., Massachusetts Institute of Technology, 1969. Sherman Fairchild Distinguished Scholar, Caltech, 1988; Visiting Professor, 1988-89; Professor, 1989-97; Ramo Professor, 1997-2014; Ramo Professor, Emeritus, 2014-. Executive Officer for Computer Science, 1997-2000; Deputy Chair, 2009-12.
Caroline J Charpentier,
Ph.D.
Visiting Associate in Neuroscience
B.S., Ecole Normale Superieure, 2009; MSc, 2011; Ph.D., University College (London), 2016. Caltech Lecturer, 2018. Caltech, 2023-25.
Goutam Chattopadhyay,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
Ph.D., Caltech, 1999. Senior Member of the Engineering Staff, Jet Propulsion Laboratory, 2005-. Visiting Associate, Caltech, 2006-17, 2023-28.
Katerina Chatziioannou,
Ph.D.
Assistant Professor of Physics; William H. Hurt Scholar
B.S., University of Athens, 2010; M.S., Montana State University, 2013; Ph.D, 2016. Caltech, 2020-; Hurt Scholar, 2021-.
Xie Chen,
Ph.D.
Eddleman Professor of Theoretical Physics
B.S., Tsinghua University China, 2006; Ph.D., Massachusetts Institute of Technology, 2012. Assistant Professor, Caltech, 2014-17; Associate Professor, 2017-19; Professor, 2019-24; Eddleman Professor, 2024-.
Yanbei Chen,
Ph.D.
Professor of Physics
B.S., Peking University, 1999; Ph.D., Caltech, 2003. Visiting Associate, Caltech, 2005-07; Assistant Professor, 2007-10; Associate Professor, 2010-13; Professor, 2013-.
Zhen Chen,
Ph.D.
Assistant Professor of Biology and Biological Engineering
B.Sc., Peking University, 2009; M.A., Rice University, 2012; Ph.D., Rockefeller University, 2019. Caltech, Visiting Associate, 2023; Assistant Professor, 2023-.
Clifford W Cheung,
Ph.D.
Professor of Theoretical Physics
B.S., Yale University, 2004; M.A., Harvard University, 2006; Ph.D., 2009. Assistant Professor, Caltech, 2012-19; Professor, 2019-.
Po-Lin Chiu,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.Sc., National Taiwan University, 1999; M.E., 2001; Ph.D., University of California, Davis, 2009. Caltech 2024-26
Arthur B Chmielewski,
M.S.
Visiting Associate n Mechanical and Civil Engineering
B.S., University of Michigan, 1980; M.S., University of Southern California, 1985. Caltech, 2024-29.
Chang Hyuck Choi,
Ph.D.
Visiting Associate in Chemistry
B.S., KAIST, 2007; Ph.D., 2012. Caltech 2025-27.
Anne Chomyn,
Ph.D.
Senior Research Associate in Biology, Emeritus
B.S., Drexel University, 1972; Ph.D., Caltech, 1978. Research Fellow, 1978-82; Senior Research Fellow, 1982-87; Senior Research Associate, 1989-2007; Senior Research Associate Emeritus, 2007-; Lecturer in Biology, 2007.
Shasha Chong,
Ph.D.
Assistant Professor of Chemistry; Ronald and JoAnne Willens Scholar
B.S., University of Science and Technology of China, 2008; Ph.D., Harvard University, 2014. Visiting Associate, Caltech, 2020-21; Assistant Professor, 2021-; Willens Scholar, 2021-.
Tsui-Fen Chou,
Ph.D.
Research Professor of Biology and Biological Engineering
B.S., National Taiwan University, 1999; Ph.D., University of Minnesota, 2006. Caltech, 2018-27
Lionel A Christiaen,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Ecole Normale Supérieure, 1994; M.S., 1997; Ph.D., University Paris XI, 2004. Caltech, 2025-28.
Vasileios N Christopoulos,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Technical University of Crete, 2003; M.S., University of Minnesota, 2005; Ph.D., 2010. Caltech, 2019-27.
Soon Jo Chung,
Ph.D.
Bren Professor of Control and Dynamical Systems; Jet Propulsion Laboratory Senior Research Scientist
B.S., Korea Advanced Institute of Science and Technology, 1998; S.M., Massachusetts Institute of Technology, 2002; Sc.D., 2007. Associate Professor, Caltech, 2016-18; Professor, 2018-19; Bren Scholar, 2016-19; Bren Professor, 2019-; Jet Propulsion Laboratory Research Scientist, 2016-22; Jet Propulsion Laboratory Senior Research Scientist, 2022-.
Robert W Clayton,
Ph.D.
Professor of Geophysics, Emeritus
B.A.Sc., University of Toronto, 1973; M.Sc., University of British Columbia, 1976; Ph.D., Stanford University, 1981. Assistant Professor of Exploration Geophysics, Caltech, 1981-85; Associate Professor, 1985-89; Professor of Geophysics, 1989-2023; Professor Emeritus, 2023-. Executive Officer for Geophysics, 1987-94; Acting Director, Seismological Laboratory, 1989; 2008-09; Deputy Director, 1989-90; Academic Officer, 2008-19.
William M (Bil) Clemons,
Ph.D.
Arthur and Marian Hanisch Memorial Professor of Biochemistry
B.S., Virginia Polytechnic Institute and State University, 1995; Ph.D., University of Utah, 2000. Assistant Professor of Chemistry, Caltech, 2005-07; Assistant Professor of Biochemistry, 2007-13; Professor, 2013-21; Hanisch Professor, 2021-.
Elizabeth S Cochran,
Ph.D.
Visiting Associate in Geophysics
B.S., University of California (Santa Barbara), 2000; M.S., University of California (Los Angeles), 2003; Ph.D., 2005. Caltech, 2011-25.
Jeffrey A Cockburn,
Ph.D.
Visiting Associate in Neuroscience
Ph.D., Brown University, 2015. Caltech, 2025-27.
Judith G Cohen,
Ph.D.
Kate Van Nuys Page Professor of Astronomy, Emeritus
B.A., Radcliffe College, 1967; M.S., Caltech, 1969; Ph.D., 1971; B.S., University of Arizona, 1978. Associate Professor, Caltech, 1979-88; Professor, 1988-2005; Page Professor, 2005-18; Page Professor, Emeritus, 2018-. Executive Officer for Astronomy, 1995-96.
Marshall H Cohen,
Ph.D.
Professor of Astronomy, Emeritus
B.E.E., Ohio State University, 1948; M.S., 1949; Ph.D., 1952. Visiting Associate Professor, Caltech, 1965; Professor of Radio Astronomy, 1968-90; Professor of Astronomy, 1990-95; Professor Emeritus, 1995-. Executive Officer for Astronomy, 1981-85.
Max Cohen,
Ph.D.
Lecturer in Computing and Mathematical Sciences
B.S., University of Florida, 2018; M.S., Boston University, 2022; Ph.D., 2023. Caltech, 2025.
Andres Collazo,
Ph.D.
Lecturer in Biology and Biological Engineering
B.S., Cornell University, 1985; Ph.D., University of California, 1990. Scientist II, Section Chief,
House Ear Institute, 2000-. Research Fellow, Caltech, 1991-94; Senior Research Fellow, 1994-96;
Visiting Associate, 2005-10; Lecturer, 2015-25.
Tim Colonius,
Ph.D.
Frank and Ora Lee Marble Professor of Mechanical Engineering and Medical Engineering; Cecil and Sally Drinkward Leadership Chair, Department of Mechanical and Civil Engineering; Executive Officer for Mechanical and Civil Engineering
B.S., University of Michigan (Ann Arbor), 1987; M.S., Stanford University, 1988; Ph.D., 1994. Assistant Professor, Caltech, 1994-2000; Associate Professor, 2000-05; Professor, 2005-16; Marble Professor, 2017-; Drinkward Leadership Chair, 2022-; Executive Officer, 2022-.
David Conlon,
Ph.D.
Professor of Mathematics
B.A., University of Dublin Trinity College, 2003; M.A., University of Cambridge, 2006; Ph.D., University of Cambridge, 2009; Moore Distinguished Scholar, Caltech, 2018; Professor, 2019-.
James M Cordes,
Ph.D.
Visiting Associate in Astronomy
B.S., University of California Santa Barbara, 1971; Ph.D., University of San Diego, 1975. Caltech 2022; 2025.
Trevor C Merrill,
Ph.D.
Lecturer in French
B.A., Yale University, 2000; Ph.D., University of California, Los Angeles, 2011. Caltech, 2012-13; 2014-25.
Michael C Cross,
Ph.D.
Professor of Theoretical Physics, Emeritus
B.A., University of Cambridge, 1972; Ph.D., 1975. Professor, Caltech, 1984-2016; Professor Emeritus, 2016-.
Scott K Cushing,
Ph.D.
Assistant Professor of Chemistry
B.S., West Virginia University, Morgantown, 2011; Ph.D., 2015; Visiting Associate, Caltech, 2018; Assistant Professor, 2018-.
Curt J Cutler,
Ph.D.
Visiting Associate in Theoretical Astrophysics
B.S., Yale University, 1983; Ph.D., 1989. Caltech, Senior Faculty Associate, 2006-22; Visiting Associate, 1999-2006, 2022-25.
Jaksa Cvitanic,
Ph.D.
Richard N. Merkin Professor of Mathematical Finance
B.A., University of Zagreb (Croatia), 1985; M.S., 1988; M.Phil., Columbia University, 1991; Ph.D., 1992. Professor, Caltech, 2005-13; Merkin Professor, 2013-; Associate Director, Ronald and Maxine Linde Institute of Economic and Management Sciences, 2015-16; Director, Ronald and Maxine Linde Institute of Economic and Management Sciences, 2016-22.
John O Dabiri,
Ph.D.
Centennial Professor of Aeronautics and Mechanical Engineering
B.S., Princeton, 2001; M.S., Caltech, 2003; Ph.D., 2005. Assistant Professor, Caltech, 2005-09; Associate Professor, 2009-10; Professor, 2010-16; Visiting Associate, 2019; Centennial Professor, 2019-; Dean of Undergraduate Students, 2014-16.
Nathan F Dalleska,
Ph.D.
Lecturer in Environmental Science and Engineering
M.S., University of Minnesota, 1988; Ph.D., University of Utah, 1993. Lecturer in Chemistry, 2008; 2009; 2010; 2011; 2014; 2017-18; Lecturer in Geochemistry, 2016; 2018-20; 2020; 2022; 2024. Lecturer in Environmental Science and Engineering, 2003-06; 2023-25.
Chiara Daraio,
Ph.D.
G. Bradford Jones Professor of Mechanical Engineering and Applied Physics; Investigator, Heritage Medical Research Institute
B.S.; M.S., University of Ancona (Italy), 2001; M.S., University of California (San Diego), 2003; Ph.D., 2006. Assistant Professor, Caltech, 2006-10; Professor, 2011-21; Jones Professor, 2021-; HMRI Investigator, 2021-.
Nelson Darkwah Oppong,
Ph.D.
Assistant Professor of Physics
B.S., ETH Zurich, 2014; M.S., 2016; Ph.D., Ludwig Maximilian University of Munich, 2021. Visiting Associate, Caltech, 2023-25; Assistant Professor, 2025-.
Sujit Datta,
Ph.D.
Professor of Chemical Engineering, Bioengineering, and Biophysics
B.A., University of Pennsylvania, 2008; M.S., 2008; A.M., Harvard University, 2010; Ph.D., 2013. Caltech, Visiting Associate, 2024; Professor, 2024-.
Mark E Davis,
PH.D.
Warren and Katharine Schlinger Professor of Chemical Engineering, Emeritus
B.S., University of Kentucky, 1977; M.S., 1978; Ph.D., 1981. Professor, Caltech, 1991-93; Schlinger Professor, 1993-23; Schlinger Professor Emeritus, 2023-. Executive Officer for Chemical Engineering, 1999-2004.
Katherine R de Kleer,
Ph.D.
Assistant Professor of Planetary Science and Astronomy; Hufstedler Family Scholar
B.Sc., Massachusetts Institute of Technology (Mathematics & Physics), 2009; M.A., University of California, Berkeley, 2013; Ph.D., 2017. Caltech, 2019-; Hufstedler Family Scholar, 2022-.
Ramit Debnath,
Ph.D.
Visiting Associate in Computational Social Science
B.A., Sharda University, 2014; M.A., Indian Institute of Technology, Bombay, 2016; M.A., University of Cambridge, 2018; Ph.D., 2021. Caltech, 2021-25.
Tobias Delbruck,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., University of California San Diego, 1983; Ph.D., California Institute of Technology, 1993. Caltech, 2024-27
Gozde S Demirer,
Ph.D.
Clare Boothe Luce Assistant Professor of Chemical Engineering
B.S., Koc University, 2015; Ph.D., University of California, Berkeley, 2020. Booth Luce Assistant Professor, 2022-.
Tracy K Dennison,
Ph.D.
Edie and Lew Wasserman Professor of Social Science History; Ronald and Maxine Linde Leadership Chair, Division of the Humanities and Social Sciences
B.A., Bucknell University, 1992; M.Phil., University of Oxford, 1999; Ph.D., University of Cambridge, 2004. Assistant Professor, Caltech, 2006-09; Associate Professor, 2009-11; Professor, 2011-2022; Wasserman Professor, 2022-; Division Chair, 2022-; Linde Leadership Chair, 2022-.
Peter B Dervan,
Ph.D., D.Sc.h.c.
Bren Professor of Chemistry, Emeritus
B.S., Boston College, 1967; Ph.D., Yale University, 1972; D.Sc.h.c., Boston College. Assistant Professor, Caltech, 1973-79; Associate Professor, 1979-82; Professor, 1982-88; Bren Professor, 1988-2019; Bren Professor, Emeritus, 2020-; Chair, Division of Chemistry and Chemical Engineering, 1994-99; Vice President for Development and Institute Relations, 2011-12.
Abhishek Dey,
Ph.D.
Visiting Associate in Computing and Mathematical Sciences
B.E., Bengal Engineering and Science University (Shibpur), 2011; M. Tech.; Indian Institute of Technology (Kharagpur), 2013; Ph.D., Indian Institute of Technology (Delhi), 2019. Caltech, 2021-23; 2025.
Mamadou S Diallo,
Ph.D.
Lecturer in Environmental Science and Engineering
B.S., Ecole Nationale de l'Industrie Minerale, 1981; MS.c, Colorado School of Mines, 1987; MS.c, University of Michigan (Ann Arbor), 1993; Ph.D., 1995. Visiting Associate, 2010-17. Caltech, 2013, 2025.
Michael H Dickinson,
Ph.D.
Esther M. and Abe M. Zarem Professor of Bioengineering and Aeronautics; Executive Officer for Biology and Biological Engineering
Sc.B., Brown University, 1984; Ph.D., University of Washington, 1989. Visiting Associate, Caltech, 2001-02; Professor, 2002-03; Zarem Professor, 2003-; Executive Officer, 2020-.
Vesselin Dimitrov,
Ph.D.
Professor of Mathematics
A.B., Harvard University, 2010; M.S., Yale University, 2014; Ph.D., 2017. Professor, Caltech, 2024-.
Paul Dimotakis,
Ph.D.
John K. Northrop Professor of Aeronautics and Professor of Applied Physics
B.S., Caltech, 1968; M.S., 1969; Ph.D., 1973. Research Fellow, 1973-74; Research Fellow and Lecturer, 1974-75; Assistant Professor, 1975-81; Associate Professor, 1981-85; Professor, 1986-95; Northrop Professor, 1995-; Jet Propulsion Laboratory Chief Technologist, 2006-11.
Kayane K Dingilian,
Ph.D.
Lecturer of Chemistry and Chemical Engineering
B.S., California Institute of Technology, 2016; M.S., Ohio State University Columbus, 2019; Ph.D., 2020. Caltech 2023-25.
Stanislav G (George) Djorgovski,
Ph.D.
Professor of Astronomy and Data Science
B.A., University of Belgrade, 1979; M.A., University of California, 1981; Ph.D., 1985; Assistant Professor, Caltech 1987-90; Associate Professor, 1990-97; Professor, 1997-; Director, Center for Data Driven Discovery, 2014-19; Executive Officer for Astronomy, 2016-19.
Olivier P Dore,
Ph.D.
Senior Faculty Associate in Physics
Ph.D., Institute d'Astrophysique de Paris, 2001. Caltech, 2010-26.
Dennis A Dougherty,
Ph.D.
George Grant Hoag Professor of Chemistry
B.S., M.S., Bucknell University, 1974; Ph.D., Princeton University, 1978. Assistant Professor, Caltech, 1979-85; Associate Professor, 1985-89; Professor, 1989-2001; Hoag Professor, 2002-. Executive Officer for Chemistry, 1994-99; Director, 2018-19; Division Chair, 2019-24; Davidson Leadership Chair, 2019-24.
John C Doyle,
Ph.D.
Jean-Lou Chameau Professor of Control and Dynamical Systems, Electrical Engineering, and Bioengineering, Emeritus
B.S., M.S., Massachusetts Institute of Technology, 1977; Ph.D., University of California, 1984. Visiting Assistant Professor of Electrical Engineering, Caltech, 1985; Visiting Associate Professor, 1986; Visiting Associate in Chemistry, 1986-87; Associate Professor of Electrical Engineering, 1987-91; Professor, 1991-2001; Professor of Control and Dynamical Systems, Electrical Engineering, and Bioengineering, 2002-04; Braun Professor, 2004-08; 2009-13; Chameau Professor, 2013-25; Chameau Professor, Emeritus, 2025-.
William G Dunphy,
Ph.D.
Grace C. Steele Professor of Biology
A.B., Harvard College, 1980; Ph.D., Stanford University, 1985. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-2001; Professor, 2001-08; Steele Professor, 2008-.
Frederick D Eberhardt,
Ph.D.
Professor of Philosophy
B.S., London School of Economics, 2002; M.S., Carnegie Mellon University, 2005; Ph.D., 2007. Caltech, 2013-.
Bertrand Echenard,
Ph.D.
Research Professor of High Energy Physics
Ph.D., Geneva University, 2005. Caltech, 2009-.
Michelle Effros,
Ph.D.
George Van Osdol Professor of Electrical Engineering; Vice Provost
B.S., Stanford University, 1989; M.S., 1990; Ph.D., 1994. Assistant Professor, Caltech, 1994-2000. Associate Professor, 2000-05; Professor, 2005-13; Van Osdol Professor, 2013-; Vice Provost, 2021-.
Bethany L Ehlmann,
Ph.D.
Professor of Planetary Science; Allen V. C. Davis and Lenabelle Davis Leadership Chair, Keck Institute for Space Studies; Director, Keck Institute for Space Studies
A.B., Washington University in St. Louis, 2004; M.Sc., University of Oxford, 2005; M.Sc., 2007; M.S., Brown University, 2008; Ph.D., 2010. Assistant Professor, Caltech, 2011-17; Professor, 2017-; Davis Leadership Chair, Keck Institute for Space Studies, 2023-; Jet Propulsion Laboratory Research Scientist, 2011-20; Associate Director, 2018-23; Director, Keck Institute for Space Studies, 2023-.
Joel Ehrenkranz,
M.D.
Visiting Associate in Chemistry
A. B., Amherst College, 1973; M. D., Stanford University, 1977. Caltech, 2022-27.
John M Eiler,
Ph.D.
Robert P. Sharp Professor of Geology and Geochemistry; Ted and Ginger Jenkins Leadership Chair, Division of Geological and Planetary Sciences
B.S., University of Iowa, 1989; M.S., University of Wisconsin (Madison), 1991; Ph.D., 1994. Research Fellow, Caltech, 1994-97; Senior Research Fellow 1997-98; Assistant Professor, 1998-2003; Associate Professor, 2003-06; Professor, 2006-08; Sharp Professor, 2008-; Division Chair, 2024-; Jenkins Leadership Chair, 2024-.
James P (Jim) Eisenstein,
Ph.D.
Frank J. Roshek Professor of Physics and Applied Physics, Emeritus
A.B., Oberlin College, 1974; Ph.D., University of California, 1980. Professor of Physics, Caltech, 1996-2004; Roshek Professor, 2004-05; Roshek Professor of Physics and Applied Physics, 2005-17; Roshek Professor, Emeritus, 2017-.
Joshua T Eisenthal,
Ph.D.
Research Assistant Professor of Philosophy; Lecturer in Philosophy
B.A., Oxford University, 2008; P.G.C.E., Canterbury Christ Church University, 2009; Ph.D., University of Pittsburgh, 2018. Lecturer, 2023; 2025. Caltech, 2019-.
Charles Elachi,
Ph.D., D.Sc.h.c.
Professor of Electrical Engineering and Planetary Science, Emeritus
B.Sc., University of Grenoble, 1968; Dipl. Ing., National Polytechnical Institute (Grenoble), 1968; M.S., Caltech, 1969; Ph.D., 1971; M.B.A., University of Southern California, 1978; D.Sc.h.c., Occidental College. Research Fellow, Caltech, 1971-73; Lecturer in Electrical Engineering, 1982-88; Lecturer in Electrical Engineering and Planetary Science, 1988-2001; Professor, 2002-16. Vice President and Director, 2001-16; Professor Emeritus, 2016-.
Kareem J El-Badry,
Ph.D.
Assistant Professor of Astronomy
B.S., Yale University, 2013; Ph.D., University of California, Berkeley, 2021. Visiting Associate, Caltech, 2022-23; Assistant Professor, 2023-.
Richard S Ellis,
Ph.D.
Visiting Associate in Astronomy
B.Sc., University College (London), 1971; D. Phil., University of Oxford, 1974; D.Sc.h.c., University of Durham. Visiting Associate, Caltech, 1997-98; 2015-2016; 2017-2023. Professor, 1999-2002; Steele Professor, 2002-2015. Deputy Director, Palomar Observatory, 1999-2000; Director, 2000-02; Director, Caltech Optical Observatories, 2002-25.
Wael N El-Nachef,
Ph.D.
Visiting Associate in Biology & Biological Engineering
B.A., University of California, Berkeley, 2006; M.D., Northwestern University, 2010; Ph.D., University of California, Los Angeles, 2019. Caltech, 2021-26.
Michael B Elowitz,
Ph.D.
Roscoe Gilkey Dickinson Professor of Biology and Bioengineering; Investigator, Howard Hughes Medical Institute
B.A., University of California, 1992; M.A., Ph.D., Princeton University, 1999. Assistant Professor, Caltech, 2003-09; Bren Scholar, 2003-09; Associate Professor, 2009-10; Professor, 2010-24; Dickinson Professor, 2024-; HHMI Investigator, 2008-; Executive Officer, 2013-20.
Azita Emami,
Ph.D.
Andrew and Peggy Cherng Professor of Electrical Engineering and Medical Engineering; Director, Center for Sensing to Intelligence
B.S., Sharif University of Technology, 1996; M.S., Stanford University, 1999; Ph.D., 2004. Assistant Professor, Caltech, 2007-13; Professor, 2013-17; Cherng Professor, 2017-; HMRI Investigator, 2015-21; EAS Division Deputy Chair, 2015-18; Executive Officer, 2018-24; Director, 2021-.
Manuel A Endres,
Ph.D.
Professor of Physics
M.Sc., Johannes Gutenberg-Universität Munich, 2008; Ph.D., Ludwig-Maximilians-Universität Munich, 2013. Visiting Associate, Caltech, 2015-16; Assistant Professor, 2016-21; Professor, 2021-; Rosenberg Scholar, 2019-23.
Ayse Z (Zeynep) Enkavi,
Ph.D.
Visiting Associate in Neuroeconomics
B.A., University of Pennsylvania, 2012; Ph.D., Stanford University, 2019. Caltech, 2024-26.
Jean E Ensminger,
Ph.D.
Edie and Lew Wasserman Professor of Social Sciences, Emeritus
B.A., Cornell University, 1974; M.A., Northwestern University, 1976; Ph.D., 1984. Professor of Anthropology, Caltech, 2000-07; Wasserman Professor of Anthropology, 2007-09; Wasserman Professor, 2009-24; Wasserman Professor, Emeritus, 2024-. Chair, Division of the Humanities and Social Sciences, 2002-06.
Thomas E (Tom) Everhart,
Ph.D., D.L.h.c., D.h.c.
President Emeritus; Professor of Electrical Engineering and Applied Physics, Emeritus
A.B., Harvard College, 1953; M.Sc., University of California (Los Angeles), 1955; Ph.D., University of Cambridge, 1958; D.L.h.c., Illinois Wesleyan University; Pepperdine University; D.h.c., Colorado School of Mines. Professor, Caltech, 1987-99; Professor Emeritus, 1999-. President, 1987-97; President Emeritus, 1997-.
Pamela L Eversole-Cire,
Ph.D.
Visiting Associate in Biology
B.S. (Biology), B.S. (Chemistry), University of California (Irvine), 1982; M.S., 1985; Ph.D., University of Southern California, 1994. Research Fellow, Caltech, 1995-98; Senior Research Fellow, 1998-2001; Visiting Associate, 2008-25.
Maxellende (Max) Ezin,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Spelman College, 1996; Ph.D., University of Virginia, 2002. Caltech, 2009-11; 2021-26.
Katherine T Faber,
Ph.D.
Simon Ramo Professor of Materials Science
B.S., Alfred University, 1975; M.S., The Pennsylvania State University, 1978; Ph.D., University of California, Berkeley, 1982. Ramo Professor, Caltech, 2014-.
Jennifer L Factor,
M.F.A.
Lecturer in Poetry
A.B., Harvard-Radcliffe College, 1991; M.F.A., Bennington College, 2000; M.A., Brandeis University, 2018. Caltech, 2018-21; 2022, 2023; 2025.
Gregory Falkovich,
Ph.D.
Visiting Associate in Theoretical Physics
M.S., Novosibirsk State University, 1981; Ph.D., Nuclear Physics Institute, 1984. Caltech 2024.
Joseph L Falson,
Ph.D.
Assistant Professor of Materials Science; William H. Hurt Scholar
B.S., University of New South Wales, 2009; M.S., Tohoku University, 2012; Ph.D., University of Tokyo, 2015. Visiting Associate, Caltech, 2019; Assistant Professor, 2020-; Hurt Scholar, 2021-.
Andrei Faraon,
Ph.D.
William L. Valentine Professor of Applied Physics and Electrical Engineering; Fletcher Jones Foundation Director of the Kavli Nanoscience Institute
B.S., California Institute of Technology, 2004; M.S., Stanford University, 2009; Ph.D., 2009. Visiting Associate, Caltech, 2011-12; Assistant Professor, 2012-18; Professor, 2018-23; Valentine Professor, 2023-; Fletcher Jones Foundation Director, 2025-.
Kenneth A (Ken) Farley,
Ph.D.
W.M. Keck Foundation Professor of Geochemistry
B.S., Yale University, 1986; Ph.D., University of California (San Diego), 1991. Assistant Professor, Caltech, 1993-96; Associate Professor, 1997-98; Professor, 1998-2003; Keck Foundation Professor, 2003-. Director, Tectonic Observatory, 2003-04; Division Chair, 2004-14.
Daniel R Faulkner,
Ph.D.
Visiting Associate in Geophysics
B.S., University of Leeds, 1992; Ph.D., University of Manchester, 1997. Caltech, 2024.
Mordechai Feingold,
Ph.D.
Kate Van Nuys Page Professor of the History of Science and the Humanities
B.A., Hebrew University of Jerusalem, 1972; M.A., 1976; D.Phil., University of Oxford, 1980. Visiting Associate Professor, Caltech, 1994. Professor, 2002-19; Kate Van Nuys Page Professor, 2019-.
Katalin (Kata) Fejes Toth,
Ph.D.
Research Professor of Biology and Biological Engineering
M.D., Semmelweiss University, 2001; Ph.D., University of Heidelberg, 2004. Caltech 2010-.
Yejun Feng,
Ph.D.
Visiting Associate in Physics
B.S., Fudan University, 1996, M.S., City College of New York, 1999, Ph.D., University of Washington, 2003. Caltech 2015-25.
Isaac Fianu,
Ph.D.
Assistant Professor of Biochemistry
B.A., University of Ghana, 2012; M.A., International Max Planck Research School, 2016; Ph.D., 2020. Visiting Associate, Caltech, 2024; Assistant Professor, 2024-.
Bradley W Filippone,
Ph.D.
Francis L. Moseley Professor of Physics
B.S., Pennsylvania State University, 1977; M.S., University of Chicago, 1979; Ph.D., 1982. Research
Fellow, Caltech, 1983-84; Assistant Professor, 1984-90; Associate Professor, 1990-95; Professor,
1995-2016; Moseley Professor, 2016-.
Woodward Fischer,
Ph.D.
Professor of Geobiology; Divisional Academic Officer for Geological and Planetary Sciences
B.A., Colorado College, 2000; Ph.D., Harvard University, 2007; D.h.c., Colorado College. Assistant Professor, Caltech, 2009-14; Professor, 2014-; Associate Director, 2018-21; Divisional Academic Officer, 2025-.
Matthias Flach,
Ph.D.
Professor of Mathematics
Dipl., Johann-Wolfgang von Goethe University (Frankfurt), 1986; Ph.D., St. John's College, 1991. Associate Professor, Caltech, 1995-99; Professor, 1999-. Executive Officer for Mathematics, 2006-09.
Richard C Flagan,
Ph.D.
Irma and Ross McCollum-William H. Corcoran Professor of Chemical Engineering and Environmental Science and Engineering
B.S.E., University of Michigan, 1969; S.M., Massachusetts Institute of Technology, 1971; Ph.D.,
1973. Assistant Professor of Environmental Engineering Science, Caltech, 1975-81; Associate Professor, 1981-84; Associate Professor of Environmental Engineering and Mechanical Engineering, 1984-85; Professor, 1986-90; Professor of Chemical Engineering, 1990-2000; McCollum Professor of Chemical Engineering, 2000-03; McCollum Professor of Chemical Engineering and Professor of Environmental Science and Engineering, 2003-04; McCollum-Corcoran Professor of Chemical Engineering and Environmental Science and Engineering, 2004-. Acting Executive Officer for Chemical Engineering, 1996; Executive Officer, 1997; 2004-13.
Kara D Fong,
Ph.D.
Assistant Professor of Chemical Engineering
B.S., Stanford University, 2016; M.Phil., University of Cambridge, 2017; Ph.D., University of California, Berkeley, 2022. Visiting Associate, Caltech, 2022-25; Assistant Professor, 2025-.
Stephen J Forman,
M.D.
Visiting Associate in Chemical Engineering
B.A., St. John's College, 1970; M.D., University of Southern California, 1974. Staff Physician and Chairman of the Board of Directors, City of Hope, 2001-. Caltech, 2005-26.
Abigail Fraeman,
Ph.D.
Visiting Associate in Planetary Science
B.S., Yale University, 2009; M.A., Washington University in St. Louis, 2011; Ph.D., 2014. Caltech, 2016- 26.
Rupert L Frank,
Ph.D.
Visiting Associate in Mathematics
Dipl., Ludwig-Maximilians-Universitat Munich, 2003; Ph.D., Royal Institute of Technology, 2007. Caltech, 2013-2026.
Christian Frankenberg,
Ph.D.
Chandler Family Professor of Environmental Science and Engineering; Jet Propulsion Laboratory Research Scientist
B.S., University of Bayreuth, 2002; Ph.D., Ruprecht-Karls-Universitat Heidelberg, 2005. Associate Professor, Caltech, 2015-18; Professor, 2018-24; Chandler Family Professor, 2024-; Jet Propulsion Laboratory Research Scientist, 2015-.
Steven C Frautschi,
Ph.D.
Professor of Theoretical Physics, Emeritus
A.B., Harvard College, 1954; Ph.D., Stanford University, 1958. Assistant Professor, Caltech, 1962-64; Associate Professor, 1964-66; Professor, 1966- 2006; Professor Emeritus, 2006-. Executive Officer for Physics, 1988-97; Master of Student Houses, 1997-2002.
Gregory C Fu,
Ph.D.
Norman Chandler Professor of Chemistry
B.S., Massachusetts Institute of Technology, 1985; Ph.D., Harvard University, 1991. Moore Distinguished Scholar, Caltech, 2011; Altair Professor, 2012-16; Chandler Professor, 2016-.
Xiaojing (Ruby) Fu,
Ph.D.
Assistant Professor of Mechanical and Civil Engineering; William H. Hurt Scholar
B.S., Clarkson University, 2011; M.S., Massachusetts Institute of Technology, 2015; Ph.D., 2017. Visiting Associate, Caltech, 2019-20; Assistant Professor, 2021-; Hurt Scholar, 2024-.
Megumi Fujio,
Ph.D.
Lecturer in Japanese
B.A., Yamaguchi University, 1996; M.A., University of Colorado (Boulder), 2004; Ph.D., McGill University, 2017. Caltech, 2017-26.
James (Jim) Fuller,
Ph.D.
Professor of Theoretical Astrophysics
B.A., Whitman College, 2008; M.S., Cornell University, 2011; Ph.D., 2014. Visiting Associate, Caltech 2017; Assistant Professor, 2017-23; Professor, 2023-.
Brent Fultz,
Ph.D.
Barbara and Stanley R. Rawn, Jr., Professor of Materials Science and Applied Physics
B.Sc., Massachusetts Institute of Technology, 1975; M.Sc., University of California, 1978; Ph.D., 1982. Assistant Professor, Caltech, 1985-90; Associate Professor, 1990-97; Professor of Materials Science, 1997-2002; Professor of Materials Science and Applied Physics, 2003-13; Rawn Professor, 2013-.
Margaret E Gaida,
Ph.D.
Lecturer in Humanities
B.A., Duke University, 2003; M.A., University of California (San Diego), 2007; Ph.D., University of Oklahoma, 2017. Instructor, 2020-23. Caltech, 2023-25.
Vatsa B Gandhi,
Ph.D.
Visiting Associate in Aerospace
B.S., University of Texas at Austin, 2018; M.S., California Institute of Technology, 2019; Ph.D., 2023. Caltech, 2025-30.
Wei Gao,
Ph.D.
Professor of Medical Engineering; Investigator, Heritage Medical Research Institute
B.S., Huazhong University of Science & Technology, 2007; M.S., Tsinghua University, 2009; Ph.D., University of California, San Diego, 2014. Assistant Professor, Caltech, 2017-24; Professor, 2024-; HMRI Investigator, 2021-; Willens Scholar, 2021-25.
Daniel A Garcia,
M.A.
Lecturer in Spanish
Lic., National University of Columbia, 1988; M.A., University of Southern California, 1991. Caltech, 1996-.
Jorge (Jordi) Garcia-Ojalvo,
Ph.D.
Visiting Associate in Biology and Biological Engineering
M.Sc., University of Barcelona, 1991; Ph.D., 1995. Associate Professor, Technical University of Catalonia, 2003-. Caltech, 2006-13; 2018-27.
George R Gavalas,
Ph.D.
Professor of Chemical Engineering, Emeritus
B.S., Technical University of Athens, 1958; M.S., University of Minnesota, 1962; Ph.D., 1964. Assistant Professor, Caltech, 1964-67; Associate Professor, 1967-75; Professor, 1975-2002; Professor Emeritus, 2002-.
Oscar C Gelderblom,
Ph.D.
Moore Distinguished Scholar
B.A., Erasmus University Rotterdam, 1995; M.A., 1995; Ph.D., Utrecht University, 2000. Caltech, 2025.
Dawn Gelino,
Ph.D.
Visiting Associate in Astronomy
B.S., Rensselaer Polytechnic Institute, 1996; Ph.D., New Mexico State University, 2001. Caltech, 2024-27.
Glen A George,
Ph.D.
Teaching Professor of Electrical Engineering
B.S. (Engineering and Applied Science), Caltech, 1981; B.S. (Electrical Engineering), 1982; M.S., University of California (Los Angeles), 1984. Lecturer in Applied Science, Caltech, 1986-1991; Lecturer in Computer Science and Electrical Engineering, 1992-2015; Lecturer in Electrical Engineering, 2015-2019; Teaching Professor of Electrical Engineering, 2020-.
Natasha L George,
Ph.D.
Lecturer in Engineering and Applied Science
B.S., University of California (Santa Cruz), 2017; Ph.D., Michigan State University, 2024. Caltech, 2024-25.
Alireza Ghaffari,
M.S.
Lecturer in Applied Physics and Materials Science, Lab Administrator for the Micro/Nano Center
B.S., California State University, 1986; M.S., California Institute of Technology, 2008. Lecturer, 2005-09; 2010-25.
Morteza (Mory) Gharib,
Ph.D.
Hans W. Liepmann Professor of Aeronautics and Medical Engineering
B.S., Teheran University, 1976; M.S., Syracuse University, 1978; Ph.D., Caltech, 1983. Professor of Aeronautics, 1992-2001; Professor of Aeronautics and Bioengineering, 2001-02; Liepmann Professor of Aeronautics and Bioengineering, 2002-06; Professor of Bioengineering, 2006-09; Professor of Bioinspired Engineering, 2009-13; Liepmann Professor, 2006-; Director, Linde Institute, 2014-15; Vice Provost, 2010-16; Director, Graduate Aerospace Laboratories, 2015-25; Director, Center for Autonomous Systems and Technologies, 2017-25; Booth-Kresa Leadership Chair, 2018-25.
Konstantinos P Giapis,
Ph.D.
Professor of Chemical Engineering
Dipl., National Technical University of Athens, 1984; Ph.D., University of Minnesota, 1989. Lacey Instructor, Caltech, 1992-93; Assistant Professor, 1993-98; Associate Professor, 1999-2010; Professor, 2010-.
Michael B Gibilisco,
Ph.D.
Professor of Political Science
B.A., Creighton University, 2010; M.A., University of Rochester, 2014; Ph.D., 2017; Assistant Professor, Caltech, 2017-24; Professor, 2024-.
Kevin M Gilmartin,
Ph.D.
William R. Kenan, Jr., Professor of English; Allen V.C. Davis and Lenabelle Davis Leadership Chair, Student Affairs; Vice President for Student Affairs
B.A., Oberlin College, 1985; M.A., University of Chicago, 1986; Ph.D., 1991. Assistant Professor,
Caltech, 1991-97; Associate Professor of Literature, 1997-2004; Associate Professor of English, 2004-07; Professor, 2007-18; Kenan Professor, 2018-; Davis Leadership Chair, 2020-. Dean of Undergraduate Students, 2016-20; Vice President, Student Affairs, 2020-.
Dehn Gilmore,
Ph.D.
Professor of English; Executive Officer for the Humanities
B.A., Harvard University, 2002; M.Phil., University of Cambridge (Trinity College), 2003; M.Phil., Columbia University, 2005; Ph.D., 2009. Assistant Professor, Caltech, 2009-15; Professor, 2015-; Executive Officer, 2022-.
Georgia Gkioxari,
Ph.D.
Assistant Professor of Computing and Mathematical Sciences and Electrical Engineering; William H. Hurt Scholar
Diplom, National Technical University of Athens, 2010; Ph.D., University of California, Berkeley, 2016. Visiting Associate, 2022; Assistant Professor, 2023-; Hurt Scholar, 2023-.
David M Glover,
Ph.D.
Research Professor of Biology and Biological Engineering
B.A., University of Cambridge, 1969; Ph.D., University College (London), 1972. Caltech, 2019-.
William A (Bill) Goddard,
Ph.D.
Charles and Mary Ferkel Professor of Chemistry, Materials Science, and Applied Physics
B.S., University of California (Los Angeles), 1960; Ph.D., Caltech, 1965. Noyes Research Fellow in Chemistry, 1964-66; Noyes Research Instructor, 1966-67; Assistant Professor of Theoretical Chemistry, 1967-71; Associate Professor, 1971-74; Professor, 1974-78; Professor of Chemistry and Applied Physics, 1978-84; Ferkel Professor of Chemistry, 1984-2001; Ferkel Professor of Chemistry, Materials Science, and Applied Physics, 2001-.
Lea A Goentoro,
Ph.D.
Professor of Biology
B.S., University of Wisconsin-Madison, 2001; Ph.D., Princeton University, 2006. Assistant Professor, Caltech, 2011-18; Professor, 2018-.
Peter Goldreich,
Ph.D.
Lee A. DuBridge Professor of Astrophysics and Planetary Physics, Emeritus
B.S., Cornell University, 1960; Ph.D., 1963. Associate Professor of Planetary Science and Astronomy, Caltech, 1966-69; Professor, 1969-81; DuBridge Professor of Astrophysics and Planetary Physics, 1981-2002; DuBridge Professor Emeritus, 2002-. Acting Chairman, Division of Geological and Planetary Sciences, 1989.
Roni Goldshmid,
Ph.D.
Visiting Associate in Aerospace
B.S., University of California (Berkeley), 2012; M.S., Technion, 2016; Ph.D., 2020. Caltech, 2024-27.
Sunil Golwala,
Ph.D.
Professor of Physics; Deputy Executive Officer for Astrophysics
B.A., University of Chicago, 1993; M.A., University of California, Berkeley, 1995; Ph.D., 2000. Assistant Professor, Caltech, 2003-10; Associate Professor, 2010; Professor, 2010-; Director, Caltech Submillimeter Observatory, 2013-24; Deputy Executive Officer, 2019-.
Aidyl S Gonzalez-Serricchio,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Rensselaer Polytechnic Institute, 1994; Ph.D., California Institute of Technology, 2000. Caltech, 2023-28.
Judith R Goodstein,
Ph.D.
University Archivist, Emeritus
B.A., Brooklyn College, 1960; Ph.D., University of Washington, 1969. Faculty Associate, Caltech, 1982-2009; Lecturer, 1989; 2001; 2002; 2007. Registrar, 1989-2003; Institute Archivist, 1968-95; University Archivist, 1995-2009; University Archivist, Emeritus, 2009-.
Cornelia Grabe,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
Ph.D., University of Struttgart, 2012. Caltech, 2025.
Thomas B Graber,
Ph.D.
Professor of Mathematics; Executive Officer for Mathematics
A.B., Harvard, 1994; M.A. University of California (Los Angeles), 1995; Ph.D., 1998. Associate Professor, Caltech, 2005-08; Professor, 2008-; Executive Officer, 2022-.
Viviana Gradinaru,
Ph.D.
Lois and Victor Troendle Professor of Neuroscience and Biological Engineering; Allen V. C. Davis and Lenabelle Davis Leadership Chair, Richard N. Merkin Institute for Translational Research; Director, Richard N. Merkin Institute for Translational Research
B.S., California Institute of Technology, 2005; Ph.D., Stanford University, 2010. Visiting Associate, Caltech, 2012; Assistant Professor, 2012-18; Professor, 2018-23; Troendle Professor, 2023-; Davis Leadership Chair, 2024-; HMRI Investigator, 2015-21; Director, Center for Molecular and Cellular Neuroscience, 2017-24; Director, Richard N. Merkin Institute for Translational Research, 2024-.
Matthew J Graham,
Ph.D.
Research Professor of Astronomy
B.A., University of Oxford (Trinity College), 1993; Ph.D., University of Central Lancashire, 1996. Lecturer, 2017; Research Professor, 2017-.
Harry B Gray,
Ph.D., D.Sc.h.c., D.L.h.c., Fil.dr.h.c., Laurea.h.c., Ph.D.h.c., D.h.c.
Arnold O. Beckman Professor of Chemistry; Founding Director, Beckman Institute
B.S., Western Kentucky College, 1957; Ph.D., Northwestern University, 1960; D.Sc.h.c., Northwestern University; University of Rochester; University of Chicago; University Paul Sabatier(France); Göteborg University; University of Pennsylvania; Bowling Green State University; University of Arizona; Colombia University; Oberlin College; Carleton University (Canada); University of South Carolina; University of Copenhagen; University of Edinburgh; Occidental College; Simon Fraser University; Carleton College; Fil.dr.h.c., Gothenburg University; Bowling Green State University; Laurea h.c., University of Florence; D.L.h.c., Illinois Wesleyan University; Ph.D.h.c., Weizmann Institute of Science (Israel); Visiting Professor of Inorganic Chemistry, Caltech, 1965; Professor of Chemistry, 1966-81; William R. Kenan Professor, 1976-81; Beckman Professor, 1981-. Chairman, Division of Chemistry and Chemical Engineering, 1978-84; Director, Beckman Institute, 1986-2001; Founding Director, 2001-.
Thomas (Tom) Greene,
Ph.D.
Research Professor of Astronomy; Executive Director of the Infrared Processing and Analysis Center
B.A., University of California at Santa Cruz, 1982; Ph.D., University of Arizona, 1991. Caltech 2025-.
Julia R Greer,
Ph.D.
Ruben F. and Donna Mettler Professor of Materials Science, Mechanics and Medical Engineering; Executive Officer for Applied Physics and Materials Science
B.S., Massachusetts Institute of Technology, 1997; M.S., Stanford University, 2000; Ph.D., Stanford University, 2005. Assistant Professor, Caltech, 2007-13; Professor, 2013-19; Mettler Professor, 2019-; Fletcher Jones Foundation Director, 2019-25; Executive Officer, 2025-.
John M Gregoire,
Ph.D.
Research Professor of Applied Physics and Materials Science
B.S., Concordia College (Moorhead), 2004; M.S., Cornell University, 2006; Ph.D., 2009. Caltech, 2021-.
Zeev Gross,
Ph.D.
Visiting Associate in Chemistry
B.S., Bar-Ilan University (Israel), 1979; M.S., 1982; Ph.D., 1987. Visitor, Caltech, 1999, 2009;
Moore Distinguished Scholar, 2013-14; Visiting Associate, 2011, 2017-26.
John P Grotzinger,
Ph.D.
Harold Brown Professor of Geology
B.S., Hobart College, 1979; M.S., University of Montana, 1981; Ph.D., Virginia Polytechnic Institute and State University, 1985. Visiting Associate Professor, Caltech, 1996; Moore Distinguished Scholar, 2004; Fletcher Jones Professor, 2005-21; Brown Professor, 2021-; Division Chair, 2014-24; Jenkins Leadership Chair, 2016-24.
Fernando Brandao,
Ph.D.
Bren Professor of Theoretical Physics
B.Sc., Universidade Federal de Minas Gerais, 2004; M.Sc., 2005; Ph.D. Imperial College London, 2008. Bren Professor, Caltech, 2016-.
Sergei G Gukov,
Ph.D.
John D. MacArthur Professor of Theoretical Physics and Mathematics
B.S., Moscow Institute of Physics and Technology, 1997; M.S., Princeton University 2001; Ph.D., 2001. Associate Professor, Caltech, 2005-07; Professor, 2007-21; MacArthur Professor, 2021-.
Michael C Gurnis,
Ph.D.
John E. and Hazel S. Smits Professor of Geophysics; Director, Schmidt Academy for Software Engineering
B.S., University of Arizona, 1982; Ph.D., Australian National University, 1987. Associate Professor, Caltech, 1994-96; Professor, 1996-2005. Smits Professor, 2005-. Associate Director, Seismological Laboratory, 1995-2003; Director, 2009-24; Director, Schmidt Academy, 2019-; Allen Leadership Chair, 2023-24.
Mitchell Guttman,
Ph.D.
Professor of Biology
B.S., University of Pennsylvania, 2006; M.S., 2006; Ph.D., Massachusetts Institute of Technology, 2012. Visiting Associate, Caltech, 2012-13; Assistant Professor, 2013-19; Professor, 2019-; HMRI Investigator, 2015-21.
Fred Y Hadaegh,
Ph.D.
Research Professor in Aerospace
B.S., University of Texas (Austin), 1975; M.S., 1976; Ph.D., University of Southern California, 1984. Caltech, 2023-.
Ryan G Hadt,
Ph.D.
Professor of Chemistry
B.S., University of Minnesota, Duluth, 2007; M.S., 2008; Ph.D., Stanford University, 2014; Visiting Associate, Caltech, 2018; Assistant Professor, 2018-25; Professor, 2025-.
S A (Ali) Hajimiri,
Ph.D.
Bren Professor of Electrical Engineering and Medical Engineering; Co-Director, Space-Based Solar Power Project
B.S., Sharif University of Technology, 1994; M.S., Stanford University, 1996; Ph.D., 1998. Assistant Professor, Caltech, 1998-2003; Associate Professor, 2003-06; Professor, 2006-10; Myers Professor, 2010-16; Bren Professor, 2016-; Executive Officer, 2015-18; Director, Information Science and Technology, 2015-16; Co-Director, 2016-.
John F Hall,
Ph.D.
Professor of Civil Engineering, Emeritus
B.S., West Virginia University, 1972; M.S., University of Illinois, 1973; Ph.D., University of California, 1980. Research Fellow, Caltech, 1980-83; Lecturer, 1981-83; Assistant Professor, 1983-89; Associate Professor, 1989-97; Professor, 1997-19; Professor Emeritus, 2019-. Executive Officer for Civil Engineering and Applied Mechanics, 1998-2005. Dean, 2005-10; Acting Vice President, 2006-07.
Susanne E Hall,
Ph.D.
Teaching Professor of Writing and Director of the Hixon Writing Center
B.A., Wake Forest University, 2001; M.A., University of California (Irvine), 2003; Ph.D., 2008. Caltech, 2012-.
Gregg W Hallinan,
Ph.D.
Professor of Astronomy; Director, Owens Valley Radio Observatory
B.Sc., National University of Ireland, 2002; Ph.D., 2008. Assistant Professor, Caltech, 2012-18; Professor, 2018-; Director, 2019-.
Stephanie E Hampton,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.A., University of Kansas, 1996; M.S., University of Nevada, 1996; Ph.D., Dartmouth College, 2001. Caltech, 2023-26.
Mehmet S (Selim) Hanay,
Ph.D.
Visiting Associate in Physics
B.S., Sabanci University, 2003; Ph.D., California Institute of Technology, 2011. Caltech, 2014; 2015-17, 2022-25.
Fiona A Harrison,
Ph.D., D.techn.h.c.
Harold A. Rosen Professor of Physics
A.B., Dartmouth College, 1985; Ph.D., University of California, 1993; D.techn.h.c., Danish Technical University. Robert Millikan Research Fellow, Caltech, 1993-95; Assistant Professor of Physics, 1995-99; Assistant Professor of Physics and Astronomy, 1999-2001; Associate Professor 2001-2005; Professor, 2005-13; Rosen Professor, 2013-; Division Chair; 2015-25; Kresa Leadership Chair, 2015-25.
Babak Hassibi,
Ph.D.
Mose and Lillian S. Bohn Professor of Electrical Engineering and Computing and Mathematical Sciences
B.S., University of Tehran, 1989; M.S., Stanford University, 1993; Ph.D, 1996. Assistant Professor, Caltech, 2001-03; Associate Professor, 2003-2008; Professor, 2008-2013; Binder/Amgen Professor, 2013-16; Executive Officer, 2008-15; Associate Director, 2010-2012; Bohn Professor, 2016-.
Kristine L Haugen,
Ph.D.
Professor of English
B.A., University of Chicago, 1996; M.A., Princeton University, 1998; Ph.D., 2001. Assistant Professor, Caltech, 2005-11; Professor, 2011-.
Egill Hauksson,
Ph.D.
Research Professor of Geophysics, Emeritus
M.S., University of Trondheim (Norway), 1974; M.A., Columbia University, 1978; M. Phil., 1980; Ph.D., 1981. Research Fellow, 1989-92; Senior Research Associate, 1992-2014, Research Professor, 2014-23; Research Professor Emeritus, 2023-.
Bruce A Hay,
Ph.D.
Professor of Biology
B.A., Claremont McKenna College, 1982; Ph.D., University of California (San Francisco), 1989. Assistant Professor, Caltech, 1996-2002; Associate Professor, 2002-08; Professor, 2008-.
Thomas H Heaton,
Ph.D.
Professor of Engineering Seismology, Emeritus
B.S., Indiana University, 1972; Ph.D., Caltech, 1978. Visiting Associate in Geophysics, 1980-91;
Faculty Associate, 1991-95; Lecturer in Geophysics, 1993-94; Lecturer in Engineering Seismology,
1995; Professor, 1995-2020; Professor Emeritus, 2020-.
Ariane Helou,
Ph.D.
Lecturer in Humanities
B.A., University of California, 2003; A.M., Brown University, 2007; Ph.D., University of California (Santa Cruz), 2015. Scientific Writing Specialist, Caltech, 2025.
George Helou,
Ph.D.
Research Professor of Physics
B.S., American University of Beirut, 1975; Ph.D., Cornell University, 1980. Senior Research Associate, Caltech, 1998-. Executive Director, 1999-.
Sergi R Hildebrandt,
Ph.D.
Lecturer in Physics
Ph.D., University of Barcelona, 2011. Visiting Associate, 2014-24. Caltech, 2024, 2025.
Lynne Hillenbrand,
Ph.D.
Professor of Astronomy
A.B., Princeton University, 1989; M.S., 1989; Ph.D., University of Massachusetts, 1995. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-10; Professor, 2010-; Executive Officer, 2007-12.
Alexander V Hirsch,
Ph.D.
Professor of Political Science
B.A., Yale University, 2003; Ph.D., Stanford University, 2010. Associate Professor, Caltech, 2014-16; Professor, 2016-.
Christopher R Hitchcock,
Ph.D.
J. O. and Juliette Koepfli Professor of Philosophy
A.B., Princeton University, 1986; M.A. (Philosophy); M.A. (Mathematics), University of Pittsburgh,
1990; Ph.D., 1993. Associate Professor, Caltech, 1998-2002; Professor, 2002-14; Koepfli Professor,
2014-; Executive Officer, 2018-22.
David G Hitlin,
Ph.D.
Professor of Physics
B.A., Columbia University, 1963; M.A., 1965; Ph.D., 1968. Associate Professor, Caltech, 1979-85; Professor, 1986-.
Andre Hoelz,
Ph.D.
Mary and Charles Ferkel Professor Chemistry and Biochemistry; Investigator, Howard Hughes Medical Institute
B.Sc., Albert-Ludwigs University of Freiburg, 1993; M.Sc.,1997; Ph.D., Rockefeller University, 2004. Assistant Professor, Caltech, 2010-16; Professor 2016-23; Ferkel Professor, 2023-; HMRI Investigator, 2015-21; HHMI Investigator, 2024-.
Philip T Hoffman,
Ph.D.
Rea A. and Lela G. Axline Professor of Business Economics and History, Emeritus
A.B., Harvard College, 1969; M.A., University of California, 1971; Ph.D., Yale University, 1979.
Lecturer in History, Caltech, 1980-81; Instructor, 1981-82; Assistant Professor, 1982-84; Associate
Professor of History and Social Science, 1984-95; Professor, 1995-2003; Richard and Barbara
Rosenberg Professor of History and Social Science, 2003-08; Axline Professor, 2008-22; Axline Professor Emeritus, 2023-. Executive Officer for the Humanities, 1995-2000.
Franca Karoline Olga (Franca) Hoffmann,
Ph.D.
Assistant Professor of Computing and Mathematical Sciences
B.S., Imperial College London, 2010; M.S., 2013; Ph.D., University of Cambridge, 2017. Instructor, Caltech, 2017-20; Visiting Associate, 2020-22; Assistant Professor, 2022-.
Michael R Hoffmann,
Ph.D.
John S. and Sherry Chen Professor of Environmental Science, Emeritus
B.A., Northwestern University, 1968; Ph.D., Brown University, 1974. Research Fellow, Caltech, 1973-76; Associate Professor, 1980-85; Professor of Environmental Engineering Science, 1986-90; Professor of Environmental Chemistry, 1990-96; James Irvine Professor of Environmental Science, 1996-16; Wu Professor, 2016-18; Chen Professor, 2018-24; Chen Professor, Emeritus, 2024-; Executive Officer for Environmental Engineering Science, 1996-2002; Dean of Graduate Studies, 2002-2009.
Amy E Hofmann,
Ph.D.
Visiting Associate in Geochemistry
B.A., Franklin and Marshall College; M.S., California Institute of Technology, 2008, Ph.D., 2010. Caltech, 2022-26.
Douglas C Hofmann,
Ph.D.
Lecturer in Applied Physics and Materials Science
B.S., University of California (San Diego), 2003; M.S., 2004; M.S., California Institute of Technology, 2006; Ph.D., 2008. Visiting Associate, 2011-24. Lecturer, 2011-25.
Jocelyn Holland,
Ph.D.
Professor of Comparative Literature
B.A., Harvard-Radcliffe College, 1995; M.A., Johns Hopkins University, 1998; Ph.D., 2003. Visiting Associate, Caltech, 2016-17; Professor, 2017-.
Elizabeth J (Betty) Hong,
Ph.D.
Professor of Neuroscience; Chen Scholar
B.S., California Institute of Technology, 2002; Ph.D., Harvard University, 2009. Visiting Associate, Caltech, 2014-15; Assistant Professor, 2015-23; Boothe Luce Assistant Professor, 2015-21; Professor, 2023-; Chen Scholar, 21-.
John J Hopfield,
Ph.D.
Roscoe G. Dickinson Professor of Chemistry and Biology, Emeritus
A.B., Swarthmore College, 1954; Ph.D., Cornell University, 1958. Dickinson Professor, Caltech, 1980-97; Dickinson Professor Emeritus, 1997-.
Philip F (Phil) Hopkins,
Ph.D.
Ira S. Bowen Professor of Theoretical Astrophysics
B.A., Princeton University, 2004; M.A., Harvard University, 2005; Ph.D., 2008. Assistant Professor Caltech, 2013-16; Associate Professor, 2016-17; Professor, 2017-22; Bowen Professor, 2022-; Executive Officer, 2019-22.
Hans G Hornung,
Ph.D., D.h.c.
C. L. "Kelly" Johnson Professor of Aeronautics, Emeritus
B.S., University of Melbourne, 1960; M.S., 1962; Ph.D., University of London (Imperial College), 1965; D.h.c., Swiss Federal Institute of Technology. Johnson Professor, Caltech, 1987-2005; Johnson Professor Emeritus, 2005-. Director, Graduate Aeronautical Laboratories, 1987-2004.
Yizhao T (Thomas) Hou,
Ph.D.
Charles Lee Powell Professor of Applied and Computational Mathematics
B.S., South China University of Technology, 1982; M.S., University of California (Los Angeles), 1985; Ph.D., 1987. Associate Professor of Applied Mathematics, Caltech, 1993-98; Professor, 1998-2000; Professor of Applied and Computational Mathematics, 2000-04; Powell Professor, 2004-. Executive Officer for Applied and Computational Mathematics, 2000-06.
Andrew W Howard,
Ph.D.
Professor of Astronomy; Executive Officer for Astronomy
B.S., Massachusetts Institute of Technology, 1998; M.A., Harvard University, 2001; Ph.D., 2006. Professor, Caltech, 2016-; Executive Officer, 2023-.
Julie A Hoy,
Ph.D.
Lecturer in Biology and Biological Engineering
B.S., Wartburg College, 1996; M.S., Iowa State University, 1999; Ph.D., 2006. Caltech 2015-18; 2019; 2020; 2021; 2022; 2025.
David Hsieh,
Ph.D.
Donald A. Glaser Professor of Physics; Executive Officer for Physics
B.S., Stanford University, 2003; Ph.D., Princeton University, 2009. Assistant Professor, Caltech, 2012-18; Professor, 2018-22; Glaser Professor, 2022-; Executive Officer, 2023-.
Linda C Hsieh-Wilson,
Ph.D.
Milton and Rosalind Chang Professor of Chemistry; Merkin Institute Professor
B.S., Yale University, 1990; Ph.D., University of California, 1996. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-10; Professor, 2010-2-17; Hanisch Professor, 2017-20; Chang Professor, 2021-; Merkin Institute Professor, 2024-; HHMI Investigator, 2005-14.
Renyu Hu,
Ph.D.
Visiting Associate in Planetary Science
B.S., Tsinghua University, 2007; Dip. Eng., Ecole Centrale Paris, 2009; M.S., Tsinghua University,
2009; Ph.D., Massachusetts Institute of Technology, 2013. Caltech, 2015-26.
Alice S Huang,
Ph.D.
Senior Faculty Associate in Biology and Biological Engineering
B.A., Johns Hopkins University, 1961; M.S., 1963; Ph.D., 1966. M.A. h.c., Harvard University; D.Sci.h.c., Wheaton College; Mt. Holyoke College; Medical College of Pennsylvania. Faculty Associate, Caltech, 1997-2007; Senior Faculty Associate, 2007-25.
Hsin Yuan Huang,
Ph.D.
Assistant Professor of Theoretical Physics; William H. Hurt Scholar
B.S., National Taiwan University, 2018; Ph.D., California Institute of Technology, 2024. Visiting Associate, Caltech 2024-25; Assistant Professor, 2025-, Hurt Scholar, 2025-.
Xiang Huang,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.E., Nanjing University, 2009; Ph.D., Iowa State University, 2020. Caltech, 2024.
Melany L Hunt,
Ph.D.
Dotty and Dick Hayman Professor of Mechanical Engineering
B.S., University of Minnesota, 1983; M.S., University of California, 1985; Ph.D., 1987. Assistant Professor, Caltech, 1988-95; Associate Professor, 1995-2001; Professor, 2001-2011; Kenan Professor, 2012-13; Hayman Professor, 2013-; Executive Officer, 2002-2007; Vice Provost, 2007-14.
Allen L Husker,
Ph.D.
Research Professor of Geophysics
B.S., University of Washington, 1998; M.S., University of California (Los Angeles), 2003; Ph.D., 2008. Visiting Associate, 2020. Caltech, 2021-.
Thomas M (Tom) Hutchcroft,
Ph.D.
Gordon and Betty Moore Professor of Mathematics
B.A. and MMath, University of Cambridge, 2013; Ph.D., University of British Colombia, 2017. Professor, Caltech, 2021-25; Moore Professor, 2025-.
Nicholas R (Nick) Hutzler,
Ph.D.
Assistant Professor of Physics
B.S., California Institute of Technology, 2007; A.M., Harvard University, 2009; Ph.D., 2014. Visiting Associate, Caltech, 2017; Assistant Professor, 2017-.
Seung Jun Hwang,
Ph.D.
Visiting Associate in Chemistry
B.S., KAIST, 2007; M.S., 2009; Ph.D., Harvard University, 2018. Caltech 2025-27.
Jozsef Illy,
Ph.D.
Visiting Associate in History
Ph.D., Szeged University and Hungarian Academy of Sciences, 1982. Contributing Editor of Collected Papers of Albert Einstein, Princeton University Press, 1991-; Senior Research Associate, Retired, Hungarian Academy of Science (Institute of Isotopes) 1993-. Caltech, 2000-14; 2018-20, 2023-25.
Andrew P Ingersoll,
Ph.D.
Professor of Planetary Science, Emeritus
B.A., Amherst College, 1960; A.M., Harvard University, 1961; Ph.D., 1966. Assistant Professor, Caltech, 1966-71; Associate Professor, 1971-76; Professor, 1976-2003; 2011-22; Anthony Professor, 2003-11; Professor Emeritus, 2022-; Executive Officer for Planetary Science, 1987-94.
Philip (Phil) Isett,
Ph.D.
Professor of Mathematics
B.S., University of Maryland, 2008; Ph.D., Princeton University, 2013; Caltech, Assistant Professor, 2018-19, Professor, 2019-.
Rustem F Ismagilov,
Ph.D.
Ethel Wilson Bowles and Robert Bowles Professor of Chemistry and Chemical Engineering; Merkin Institute Professor; Director of the Jacobs Institute for Molecular Engineering for Medicine
B.S., Higher Chemical College of the Russian Academy of Sciences, 1994; Ph.D., University of Wisconsin, Madison, 1998. Miles Professor, Caltech, 2011-13; Bowles Professor, 2013-; Merkin Institute Professor, 2021-; Director, Jacobs Institute, 2013-.
Brian R Jacobson,
Ph.D.
Professor of Visual Culture
B.S., Appalachian State University, 2002; M.S., Massachusetts Institute of Technology, 2005; Ph.D., University of Southern California, 2011. Caltech, 2020-.
Jennifer A Jahner,
Ph.D.
Professor of English; Dean of Undergraduate Students
B.A., Western Washington University, 1998; M.A., University of Colorado at Boulder, 2005, Ph.D., University of Pennsylvania, 2012. Assistant Professor, Caltech, 2012-19; Professor, 2019-; Dean, 2023-.
Bharat Jalan,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.S., Indian Institute of Technology (Madras), 2006, M.S., 2006. Ph.D., University of California (Santa Barbara), 2011. Caltech, 2025.
Pawel W Janas,
Ph.D.
Assistant Professor of Economics
B.A, B.S., University of Colorado, Boulder, 2016; M.S., 2016; Ph.D., Northwestern University, 2022. Caltech, 2022-.
Min Seok Jang,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.S., Korean Advanced Institute of Science and Technology, 2006; Ph.D., California Institute of Technology, 2013. Caltech, 2024-27.
Paul C Jennings,
Ph.D.
Professor of Civil Engineering and Applied Mechanics, Emeritus
B.S., Colorado State University, 1958; M.S., Caltech, 1960; Ph.D., 1963. Research Fellow in Civil Engineering, 1965; Assistant Professor of Applied Mechanics, 1966-68; Associate Professor, 1968-72; Professor, 1972-77; Professor of Civil Engineering and Applied Mechanics, 1977-2002; 2004-2007. Professor Emeritus, 2002-04; 2007-. Executive Officer for Civil Engineering and Applied Mechanics, 1975-80; Chairman, Division of Engineering and Applied Science, 1985-89; Vice President and Provost, 1989-95; Acting Vice President for Business and Finance, 1995; 1998-99; Provost, 2004-07.
Antonio Jimenez-Martinez,
Ph.D.
Visiting Associate Professor of Economics
M.S., University of Alicante, 1998; Ph.D., 2004. Caltech, Visiting Associate, 2024.
William L Johnson,
Ph.D.
Ruben F. and Donna Mettler Professor of Engineering and Applied Science, Emeritus
B.A., Hamilton College, 1970; Ph.D., Caltech, 1975. Assistant Professor of Materials Science, 1977-80; Associate Professor, 1980-84; Professor, 1984-89; Mettler Professor, 1989-2019; Mettler Professor Emeritus, 2019-.
Lucile M (Lucy) Jones,
Ph.D.
Visiting Associate in Geophysics
A.B., Brown University, 1976; Ph.D., Massachusetts Institute of Technology, 1981. Research Associate, U.S. Geological Survey, 1984-. Caltech, 1984-2025.
Catherine Jurca,
Ph.D.
Professor of English and Visual Culture
B.A., University of California, Berkeley, 1987; M.A., Johns Hopkins University, 1992; Ph.D., 1995. Instructor, Caltech, 1995; Assistant Professor, 1995-2001; Associate Professor of Literature, 2001-04; Associate Professor of English, 2004-10; Professor of English, 2010-21; Professor of English and Visual Culture, 2021-; Master of Student Houses, 2002-09; Executive Officer, 2014-18.
Susan Juster,
Ph.D.
Visiting Associate in History
B.A., Brown University, 1983; Ph.D., University of Michigan, 1990. Caltech, 2023-26.
David A Kahn,
Ph.D.
Lecturer in Psychology
B.S., California Institute of Technology, 2006; Ph.D., University of Pennsylvania, 2015. Caltech, 2020; 2023; 2025.
Aron Kamajaya,
Ph.D.
Visiting Associate in Chemical Engineering
B.S., University of California, Berkeley, 2010; B.A. 2010; Ph.D., California Institute of Technology, 2016. Caltech 2023-2025.
Hiroo Kanamori,
Ph.D.
John E. and Hazel S. Smits Professor of Geophysics, Emeritus
B.S., University of Tokyo, 1959; M.S., 1961; Ph.D., 1964. Research Fellow, Caltech, 1965-66; Professor, 1972-89; Smits Professor, 1989-2005; Smits Professor Emeritus, 2005-. Director, Seismological Laboratory, 1990-98.
Anton N Kapustin,
Ph.D.
Earle C. Anthony Professor of Theoretical Physics and Mathematics
M.S., Moscow State University, 1993; Ph.D., Caltech, 1997. Assistant Professor, 2001-04; Associate Professor, 2004-10; Professor, 2010-12; Earle C. Anthony Professor, 2012-.
Smruthi Karthikeyan,
Ph.D.
Gordon and Carol Treweek Assistant Professor of Environmental Science and Engineering; William H. Hurt Scholar
Btech, Anna University (Chennai), 2012; M.S., Columbia University, 2014; Ph.D., Georgia Institute of Technology, 2020. Visiting Associate, Caltech, 2022; Treweek Assistant Professor, 2023-; Hurt Scholar, 2023-.
Mansi M Kasliwal,
Ph.D.
Professor of Astronomy
B.S., Cornell University, 2005; M.S., Caltech, 2007; Ph.D., 2011. Visiting Associate, Caltech, 2014-15; Assistant Professor, 2015-21; Professor, 2021-.
Jonathan N Katz,
Ph.D.
Kay Sugahara Professor of Social Sciences and Statistics
S.B., Massachusetts Institute of Technology, 1990; M.A., University of California (San Diego), 1992; Ph.D., 1995. Assistant Professor, Caltech, 1995-98; Associate Professor, 1998; 1999-2003; Professor, 2003-11; Sugahara Professor, 2012-; Executive Officer for the Social Sciences, 2007; Director, Linde Institute, 2013-14; Division Chair, 2007-14.
Alexander Kechris,
Ph.D.
Professor of Mathematics, Emeritus
M.S., National Technical University, Athens, 1969; Ph.D., University of California, Los Angeles, 1972; D.h.c., University of Athens. Assistant Professor, Caltech, 1974-76; Associate Professor, 1976-81; Professor, 1981-25; Professor, Emeritus, 2025-. Executive Officer for Mathematics, 1994-97.
Cynthia Keeler,
Ph.D.
Visiting Associate in Theoretical Physics
B.S., Stanford University, 2003; M.S., University of California at Berkeley, 2006; Ph.D., University of California at Berkeley, 2008. Caltech, 2024.
Mary B Kennedy,
Ph.D.
The Allen and Lenabelle Davis Professor of Biology
B.S., St. Mary's College, 1969; Ph.D., Johns Hopkins University, 1975. Assistant Professor, Caltech, 1981-84; Associate Professor, 1984-92; Professor, 1992-2002; Davis Professor, 2002-.
Laura H Kerber,
Ph.D.
Visiting Associate in Planetary Science
B.A., Pomona College, 2006; M.S., Brown University, 2011; Ph.D., 2011. Caltech, 2024-26
Daniel J Kevles,
Ph.D.
J. O. and Juliette Koepfli Professor of the Humanities, Emeritus
A.B., Princeton University, 1960; Ph.D., 1964. Assistant Professor of History, Caltech, 1964-68; Associate Professor, 1968-78; Professor, 1978-86; Koepfli Professor of the Humanities, 1986-2001; Koepfli Professor Emeritus, 2001-. Executive Officer for the Humanities, 1978-81.
Ali Khoshnan,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.A., California State University, Los Angeles, 1984; M.S., 1988; Ph.D., University of Texas Health Sciences Center, San Antonio, 1995. Caltech, 2002-09; 2022-24, 2025-28.
D R (Rod) Kiewiet,
Ph.D.
Professor of Political Science
B.A., University of Iowa, 1974; Ph.D., Yale University, 1980. Assistant Professor, Caltech, 1979-82; Associate Professor, 1982-89; Professor, 1989-. Dean of Students, 1992-96; Dean of Graduate Studies, 2000-02; Dean of Undergraduate Students, 2011-14.
Hugh I Kim,
Ph.D.
Visiting Associate in Chemistry
B.S., University of California, Berkeley, 2003. Ph.D., California Institute of Technology, 2008. Caltech 2003-28.
Hyungjun Kim,
Ph.D.
Visiting Associate in Chemistry
B.S., Korea Advanced Institute of Science and Technology, 2004; Ph.D., California Institute of Technology, 2009. Caltech, 2022-27.
Na Yeon Kim,
Ph.D.
Visiting Associate in Neuroscience
B.A., Yale University, 2013; Ph.D., Princeton University, 2021. Caltech, 2025-26.
Hannah Druckenmiller,
Ph.D.
Assistant Professor of Economics; William H. Hurt Scholar
B.S., Stanford University, 2014; M.S., University of California, Berkeley, 2018; Ph.D., 2021. Caltech, Visiting Associate, 2023; Assistant Professor, 2023-; Hurt Scholar, 2023-.
Joseph (Joe) Kirschvink,
Ph.D.
Nico and Marilyn Van Wingen Professor of Geobiology
B.S., M.S., Caltech, 1975; M.A., Princeton University, 1978; Ph.D., 1979. Assistant Professor, Caltech, 1981-87; Associate Professor, 1987-92; Professor, 1992-2004; Van Wingen Professor, 2004-.
Robert P Kirshner,
Ph.D.
Research Professor of Astronomy
A.B., Harvard University, 1970; Ph.D., California Institute of Technology, 1975. Caltech 2022-27.
Alexei Kitaev,
Ph.D.
Ronald and Maxine Linde Professor of Theoretical Physics and Mathematics
Dipl., Moscow Institute of Physics and Technology, 1986; Ph.D., Landau Institute for Theoretical Physics, 1989. Visiting Associate, Caltech, 1998-99; Lecturer, 1998-99; Senior Research Associate, 2001-02; Professor, 2002-13; Linde Professor, 2013-.
Jean Patrice M (Patrice) Klein,
Ph.D
Visiting Associate in Environmental Science and Engineering
M.S., Ecole Superieure des Mines, 1971; Ph.D., Paris University, 1973; Ph.D., Marseille University, 1980. Lecturer, 2016; 2024. Caltech, 2016-27.
Keith Klepeis,
Ph.D.
Visiting Associate in Geology
B.A., Colgate University, 1987; Ph.D., University of Texas at Austin, 1993. Caltech 2025
Andrew T Klesh,
Ph.D.
Visiting Associate in Planetary Science; Associate Director and Chief Systems Engineer, The Brinson Exploration Hub
B.S., University Michigan, 2005; M.S., 2006; Ph.D., 2009. Lecturer, 2017-19; 2022.; Visiting Associate, 2022-26.
Dorit Kliemann,
Ph.D.
Visiting Associate in Cognitive Neuroscience
M.S., Freie Universitat Berlin, 2008; Ph.D., 2013. Caltech, 2020-21; 2022-26.
Robert A Kloner,
Ph.D.
Visiting Associate in Aerospace
B.S., Northwestern University, 1971; Ph.D., 1974; M.D., 1975. Caltech, 2024-2027.
Lisa M Kluen,
Ph.D.
Visiting Associate in Neuroscience
B.S., Cardiff University, 2010; M.S., Mcgill University, 2015; Ph.D., University of Hamburg, 2018. Caltech, 2023-25.
Wolfgang G Knauss,
Ph.D.
Theodore von Karman Professor of Aeronautics and Applied Mechanics, Emeritus
B.S., Caltech, 1958; M.S., 1959; Ph.D., 1963. Research Fellow in Aeronautics, 1963-65; Assistant Professor, 1965-69; Associate Professor, 1969-78; Professor, 1978-82; Professor of Aeronautics and Applied Mechanics, 1982-2001; von Karman Professor, 2001-2004; von Karman Professor Emeritus, 2004-.
Heather A Knutson,
Ph.D.
Professor of Planetary Science
B.Sc., Johns Hopkins University, 2004; A.M., Harvard University, 2006; Ph.D., 2009. Visiting Associate, Caltech, 2010-11; Assistant Professor, 2011-17; Professor, 2017-. Divisional Academic Officer, 2022-25.
Monica D Kohler,
Ph.D.
Research Professor of Mechanical and Civil Engineering
A.B., Harvard University, 1988; Ph.D., Caltech, 1995. Assistant Research Engineer, University of California (Los Angeles), 1998-2011. Visiting Associate, Caltech, 2007-11; Lecturer, 2009, 2012, 2013; Research Assistant Professor, 2011-17; Research Professor, 2018-.
Diana L Kormos-Buchwald,
Ph.D.
Robert M. Abbey Professor of History; Director and General Editor, The Einstein Papers Project
B.Sc., Technion-Israel Institute of Technology, 1981; M.Sc., Tel Aviv University, 1983; A.M., Harvard University, 1985; Ph.D., 1990. Instructor, Caltech, 1989-90; Assistant Professor, 1990-96; Associate Professor, 1996-2005; Professor, 2005-2017; Abbey Professor, 2018-.
Julia A Kornfield,
Ph.D.
Elizabeth W. Gilloon Professor of Chemical Engineering
B.S., Caltech, 1983; M.S., 1984; Ph.D., Stanford University, 1988. Assistant Professor, Caltech,
1990-95; Associate Professor, 1995-2001; Professor, 2001-19; Gilloon Professor, 2020-.
Victoria Kostina,
Ph.D.
Professor of Electrical Engineering and Computing and Mathematical Sciences
B.S., Moscow Institute of Physics and Technology, 2004; M.S., University of Ottawa, 2006; Ph.D., Princeton University, 2013. Assistant Professor, Caltech, 2014-2020; Professor, 2020-.
J M Kousser,
Ph.D.
Professor of History and Social Science, Emeritus
A.B., Princeton University, 1965; M.Phil., Yale University, 1968; Ph.D., 1971. Instructor in
History, Caltech, 1969-71; Assistant Professor, 1971-74; Associate Professor, 1974-79; Professor, 1979-80; Professor of History and Social Science, 1980-2013, 2018-20; Kenan Professor, 2013-18; Emeritus, 2020-.
Anne J Kox,
Ph.D.
Visiting Associate in History
M.S., University of Amsterdam, 1972; Ph.D., 1976. Pieter Zeeman Professor, 1998-. Visiting Professor, Caltech, 2003; Visiting Associate, 2005-25.
Prakash Kulkarni,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Karnatak University, 1976; Ph.D., Mangalore University, 1983. Caltech 2022-25.
Shrinivas R (Shri) Kulkarni,
Ph.D., D.h.c.
George Ellery Hale Professor of Astronomy and Planetary Science
M.S., Indian Institute of Technology, 1978; Ph.D., University of California, 1983; D.h.c., Radboud University. Millikan Research Fellow in Radio Astronomy, Caltech, 1985-87; Assistant Professor of Astronomy, 1987-90; Associate Professor, 1990-92; Professor, 1992-96; Professor of Astronomy and Planetary Science, 1996-2001; MacArthur Professor, 2001-17; Hale Professor, 2017-; Executive Officer for Astronomy, 1997-2000. Director of Caltech Optical Observatories, 2006-18.
Akiko Kumagai,
Ph.D.
Research Professor of Biology
B.S., Kyoto University (Japan), 1979; Ph.D., 1986. Senior Research Fellow, Caltech, 1989-95; Senior Research Associate, 1996-2014; Research Professor, 2014-27.
Takashi Kurumaji,
Ph.D.
Research Professor of Physics
B.S., University of Tokyo, 2010; M.S., 2012; Ph.D., 2014. Caltech, Visiting Associate, 2022-23. Lecturer, 2024 -25. Research Professor, 2023-26.
Jay A Labinger,
Ph.D.
Faculty Associate in Chemistry
B.S., Harvey Mudd College, 1968; Ph.D., Harvard University, 1974. Caltech, 1988-1996; Lecturer, 2008-11; Faculty Associate, 2006-25.
Michael P Lamb,
Ph.D.
Professor of Geology
B.S., University of Minnesota, 2001; M.S., University of Washington, 2004; Ph.D., University of California, Berkeley, 2008. Assistant Professor, Caltech, 2009-14; Professor, 2014-.
Nadia Lapusta,
Ph.D.
Lawrence A. Hanson, Jr., Professor of Mechanical Engineering and Geophysics
Dipl., Kiev State University, 1994; M.S., Harvard University, 1996; Ph.D., 2001. Assistant Professor of Mechanical Engineering, Caltech, 2002-03; Assistant Professor of Mechanical Engineering and Geophysics, 2003-08; Associate Professor, 2008-10; Professor, 2010-19; Hanson Professor, 2019-.
Vincent Lavallo,
Ph.D.
Visiting Associate in Chemistry
B.S., University of California (Riverside), 2005; Ph.D., 2008. Caltech, 2023-2028.
Albion Lawrence,
Ph.D.
Visiting Associate in Environmental Science and Engineering
A.B., University of California, 1991; Ph.D., University of Chicago, 1996. Caltech, 2023-26.
Joseph Lazio,
Ph.D.
Visiting Associate in Astronomy
B.S., University of Iowa, 1989; M.S., Cornell University, 1992, Ph.D, 1997. Caltech, 2010-13; 2016-26.
Jared R Leadbetter,
Ph.D.
Professor of Environmental Microbiology
B.S., Goucher College, 1991; Ph.D., Michigan State University, 1997. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-10; Professor, 2010-.
John O Ledyard,
Ph.D., D.Lit.h.c.
Allen and Lenabelle Davis Professor of Economics and Social Sciences, Emeritus
A.B., Wabash College, 1963; M.S., Purdue University, 1965; Ph.D., 1967; D.Lit.h.c., Purdue
University. Professor, Caltech, 1985-2016; Davis Professor, 2002-16; Davis Professor, Emeritus, 2016-. Executive Officer for the Social
Sciences, 1989-92; Chair, Division of the Humanities and Social Sciences, 1992-2002.
Brian Lee,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., University of Southern California, 1999; Ph.D., Caltech, 2006; M.D., University of Southern California, 2008. Caltech, 2013-26.
Darrin J Lee,
Ph.D.
Visiting Associate in Chemical Engineering
B.S., Brown University, 2002; Ph.D., University of California (Davis), 2013; M.D., University of California (Irvine), 2009. Caltech, 2018-25.
Jonghyun Lee,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.A., Seoul National University, 2007. Ph.D., Stanford University, 2014. Caltech, 2024-25.
Patrick A Lee,
Dr.
Visiting Associate in Theoretical Physics
B.S., Massachusetts Institute of Technology, 1966; Ph.D, 1970. Moore Distinguished Scholar, 2010. Caltech, 2016-2025.
Dennis Lehmkuhl,
Ph.D.
Visiting Associate in History and Philosophy of Science
MSc., Imperial College London, 2003; M.A., Hamburg University, 2006; DPhil., Oxford University (Oriel College), 2009. Visiting Associate, Caltech, 2010, 2012, 2015. Caltech, 2015-18; 2020-25.
Stephanie Leifer,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.A., University of Pennsylvania, 1989; M.S., California Institute of Technology, 1993; Ph.D., 1995. Caltech, 2021-25.
Anthony Leonard,
Ph.D.
Theodore von Karman Professor of Aeronautics, Emeritus
B.S., Caltech, 1959; M.S., Stanford University, 1960; Ph.D., 1963. Professor, Caltech, 1985-2000; von Karman Professor, 2000-2005; von Karman Professor Emeritus, 2005-.
Edan Lepucki,
M.F.A.
Lecturer in Creative Writing
B.A., Oberlin College, 2002; M.F.A., University of Iowa, 2006; Caltech, 2021; 2022; 2023; 2024-25.
Laurie Leshin,
Ph.D.
Bren Professor of Geochemistry and Planetary Science
B.S., Arizona State University, Tempe, 1987; M.S., Caltech, 1989; Ph.D., 1995. Bren Professor, Caltech, 2022-; Vice President and Director, Jet Propulsion Laboratory, 2022-25.
Henry A Lester,
Ph.D.
Professor of Biology
A.B., Harvard College, 1966; Ph.D., Rockefeller University, 1971. Assistant Professor, Caltech, 1973-76; Associate Professor, 1976-83; Professor, 1983-2000, 2017-; Bren Professor, 2000-2017; Executive Officer, 2010-13.
Daniel Lewis,
Ph.D.
Lecturer in History
B.A, University of Redlands, 1981; M.A., University of California (Riverside), 1988, Ph.D, 1997. Caltech, 2018-25.
Nathan S (Nate) Lewis,
Ph.D.
George L. Argyros Professor and Professor of Chemistry
B.S., Caltech, 1977; M.S., 1977; Ph.D., Massachusetts Institute of Technology, 1981. Associate Professor, Caltech, 1988-91; Professor, 1991-2001; Argyros Professor, 2002-.
Promise Li,
Ph.D.
Lecturer in English
B.A., Occidental College, 2017; Ph.D., Princeton University, 2024. Caltech, 2024-25.
Kenneth G Libbrecht,
Ph.D.
Professor of Physics
B.S., Caltech, 1980; Ph.D., Princeton University, 1984. Visiting Associate in Solar Astronomy, Caltech, 1984; Assistant Professor of Astrophysics, 1984-89; Associate Professor, 1989-95; Professor of Physics, 1995-. Executive Officer, 1997-13.
Chujun Lin,
Ph.D.
Visiting Associate in Psychology
Ph.D., California Institute of Technology, 2019. Caltech, 2023-25.
E J List,
Ph.D.
Professor of Environmental Engineering Science, Emeritus
B.E., University of Auckland, 1961; M.E., 1962; Ph.D., Caltech, 1965. Research Fellow, 1965-66; Assistant Professor, 1969-72; Associate Professor, 1972-78; Professor, 1978-97; Professor Emeritus, 1997-. Executive Officer for Environmental Science, 1980-85.
Charles Y Liu,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S.E., University of Michigan (Ann Arbor), 1987; Ph.D., Rice University, 1993; M.D., Yale University School of Medicine, 1996. Resident Physician, University of Southern California, Keck School of Medicine, 1996-. Caltech, 2002-11; 2014-26.
Junjie Liu,
Ph.D.
Visiting Associate in Environmental Science and Engineering
B.S., Nanjing University of Information Science and Technology, 2000; M.S., 2003; Ph.D., University of Maryland, 2007. Caltech, 2017-26.
Shih-Chii Liu,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S.,Massachusetts Institute of Technology, 1983; M.S.,University of California, Los Angeles, 1988; Ph.D.,California Institute of Technology, 1997. Caltech 2024-27.
Yang Liu,
Ph.D.
Visiting Associate in Geochemistry
B.S., Chengdu University of Technology, 1995; M.S., University of Michigan, 1998; Ph.D., 2003. Lecturer, 2015. Caltech, 2013-27.
Carlos Lois,
Ph.D.
Research Professor of Biology
M.D., University of Valencia, 1991; Ph.D., Rockefeller University, 1995. Caltech, Visiting Associate, 2014-15; Research Professor 2015-2030.
Gabriel Lopez-Moctezuma Jassan,
Ph.D.
Assistant Professor of Political Science
B.A., Instituto Tecnologico Automomo de Mexico, 2007; M.A., Princeton University, 2012; Ph.D., 2016. Caltech, 2017-.
Ricardo Louro,
Ph.D.
Moore Distinguished Scholar in Biology and Biological Engineering
Integrated M.S., Universidade Nova de Lisbon, 1993; Ph.D., 1998. Caltech, 2025-.
Steven H Low,
Ph.D.
Frank J. Gilloon Professor of Computing and Mathematical Sciences and Electrical Engineering
B.S., Cornell University, 1987; M.S., University of California, 1989; Ph.D., 1992. Associate Professor, Caltech, 2000-06; Professor, 2006-18; Gilloon Professor, 2018-.
Adrian Lozano Duran,
Ph.D.
Associate Professor of Aerospace
B.S., Polytechnic University of Madrid, 2010; M.S., 2012; Ph.D., 2015. Visiting Associate, Caltech, 2024; Associate Professor, 2024-.
Jonathan Lunine,
Ph.D.
Professor of Planetary Science
B.S., University of Rochester, 1980; M.S., California Institute of Technology, 1983; Ph.D., 1985; Moore Distinguished Scholar, 2018; Visiting Professor, 2018; Visiting Associate, 2018-19; Professor, 2024-.
Panlang Lyu,
Ph.D.
Visiting Associate in Electrical Engineering
B.S., University of Science and Technology of China, 2001; B.E., 2001; Ph.D., 2006. Caltech, 2023-25.
Urmila M Mahadev,
Ph.D.
Assistant Professor of Computing and Mathematical Sciences; Nickerson Scholar
B.S., University of Southern California, 2010; Ph.D., University of California, Berkeley, 2018. Visiting Associate, Caltech, 2019-20; Assistant Professor, 2020-; Nickerson Scholar, 2021-.
Nikolai Makarov,
Ph.D.
Richard Merkin Distinguished Professor of Mathematics
B.A., Leningrad University, 1982; Ph.D., LOMI Mathematics Institute (Leningrad), 1986. Visiting Professor, Caltech, 1991; Professor, 1991-13; Merkin Professor, 2013-.
H M (Chinthaka) Mallikarachchi,
Ph.D.
Visiting Associate in Aerospace
B.S., University of Moratuwa, Sri Lanka, 2005; Ph.D., University of Cambridge, 2011. Caltech, 2013; 2015; 2017; 2019; 2023-25.
Oscar Mandel,
Ph.D.
Professor of Literature, Emeritus
B.A., New York University, 1947; M.A., Columbia University, 1948; Ph.D., Ohio State University, 1951. Visiting Associate Professor of English, Caltech, 1961-62; Associate Professor, 1962-68; Professor, 1968-80; Professor of Literature, 1980-2003; Professor Emeritus, 2003-.
Nareen Manoukian,
Ed.D.
Lecturer in Writing; Writing Specialist
B.A., California State University, Northridge, 2008; M.A., 2011; M.Ed., Harvard Graduate School of Education, 2015; Ed.D., University of Southern California, 2019. Caltech, 2021, 2022, 2023, 2024, 2025.
Karthish Manthiram,
Ph.D.
Professor of Chemical Engineering and Chemistry; William H. Hurt Scholar; Executive Officer for Chemical Engineering
B.S., Stanford University, 2010; Ph.D., University of California, Berkeley, 2015. Visitor, Caltech, 2015-16; Visiting Associate, 2021; Professor, 2021-; Hurt Scholar, 2022-; Executive Officer, 2025-.
Elena Mantovan,
Ph.D.
Taussky-Todd-Lonergan Professor of Mathematics
Laurea, University of Padova, 1995; M.A., Harvard University, 1998; Ph.D., 2002. Assistant Professor, Caltech, 2005-10; Associate Professor, 2010; Professor, 2010-23; Taussky-Todd-Lonergan Professor, 2023-; Executive Officer, 2016-19.
Uri M Maoz,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Hebrew University of Jerusalem, 2008; Ph.D., 2008. Caltech, 2019-26.
Alireza Marandi,
Ph.D.
Professor of Electrical Engineering and Applied Physics
B.S., University of Tehran, 2006; M.S., University of Victoria, 2008; Ph.D., Stanford University, 2013. Visiting Associate, Caltech, 2017-18; Assistant Professor, 2018-24; Professor, 2024-.
Franco Marcantonio,
Ph.D.
Visiting Associate in Geochemistry
B.Sc., Columbia University, 1986; M.Sc., McMaster University, 1988; Ph.D., Columbia University, 1994. Caltech, 2025.
Matilde Marcolli,
Ph.D.
Robert F. Christy Professor of Mathematics and Computing and Mathematical Sciences
Laurea, University Degli Studi, 1993; M.Sc., University of Chicago, 1994; Ph.D., 1997. Caltech, Professor, 2008-19, Christy Professor, 2019-.
Rudolph A (Rudy) Marcus,
Nobel Laureate, Ph.D., D.Sc.h.c., Fil.Dr.h.c., D.h.c.
John G. Kirkwood and Arthur A. Noyes Professor of Chemistry
B.Sc., McGill University, 1943; Ph.D., 1946; D.Sc.h.c., University of Chicago; McGill University; Polytechnic University; University of Oxford; University of New Brunswick; Queen's University; University of North Carolina (Chapel Hill); University of Illinois; Technion-Israel Institute of Technology; Universidad Politecnica de Valencia; University of Waterloo; Fil.Dr.h.c., Gothenburg University; D.h.c., Yokohama National University; Northwestern University. Noyes Professor, Caltech, 1978-2012; Kirkwood-Noyes Professor, 2013-.
David Maresca,
Ph.D.
Visiting Associate in Chemical Engineering
M.S., Paris Diderot University, 2007; Ph.D., Erasmus University, 2013. Caltech, 2022; 2025.
Alain J Martin,
Ph.D.
Professor of Computer Science, Emeritus
B.S., University of Marseille, 1965; Ing., Polytechnic Institute (Grenoble), 1969. Visiting Assistant Professor, Caltech, 1981-83; Visiting Associate Professor, 1983; Associate Professor, 1983-86; Professor, 1986-2016; Professor, Emeritus, 2016-. Executive Officer, 1994-97.
Christopher Martin,
Ph.D.
Edward C. Stone Professor of Physics; Director, Caltech Optical Observatories
B.A., Oberlin College, 1978; Ph.D., University of California, 1986. Professor, Caltech, 1993-23; Stone Professor, 2023-; Director, Caltech Optical Observatories, 2023-; Executive Officer, 2022-23.
Tara L Mastro,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., University of California, Riverside, 2006; Ph.D., University of Southern California, 2015. Caltech, 2021-26.
Andrey B Matsko,
Ph.D.
Visiting Associate in Applied Physics and Materials Science; Lecturer in Applied Physics and Materials Science
M.S., Moscow State University, 1994; Ph.D., 1996. Lecturer, 2022, 2023, 2024, 2025; Caltech, 2023-26.
Dimitri P Mawet,
Ph.D.
David Morrisroe Professor of Astronomy; Jet Propulsion Laboratory Senior Research Scientist
Dipl., University of Liege, 2002; M.Phil., 2004; Ph.D., 2006. Caltech, Associate Professor, 2015-2019; Professor, 2019-22; Morrisroe Professor, 2022-; Jet Propulsion Laboratory Research Scientist, 2015-22; Jet Propulsion Laboratory Senior Research Scientist, 2022-.
Stephen L (Steve) Mayo,
Ph.D.
Bren Professor of Biology and Chemistry; Merkin Institute Professor
B.S., Pennsylvania State University, 1983; Ph.D., Caltech, 1987. Senior Research Fellow, Caltech, 1991-92; Assistant Professor, 1992-98; Associate Professor, 1998-2003; Professor, 2003-07; Bren Professor, 2007-; Merkin Institute Professor, 2021-; HHMI Investigator, 1994-07; Executive Officer for Biochemistry and Molecular Biophysics, 2004-07; Vice Provost, 2007-10; Division Chair, 2010-20; Bowes Jr. Leadership Chair, 2012-20.
Sarkis Mazmanian,
Ph.D.
Luis B. and Nelly Soux Professor of Microbiology; Merkin Institute Professor
B.S., University of California (Los Angeles), 1995; Ph.D., 2002. Assistant Professor, Caltech, 2006-
12; Professor, 2012-14; Soux Professor, 2014-; Merkin Institute Professor, 2024-; HMRI Investigator, 2015-21.
Eric V Mazumdar,
Ph.D.
Assistant Professor of Computing and Mathematical Sciences and Economics
B.S., Massachusetts Institute of Technology, 2015; Ph.D., University of California, Berkeley, 2021. Assistant Professor, Caltech, 2021-.
Peter J McAniff,
MBA
Lecturer in Economics
B.A., College of the Holy Cross, 1989; MBA, University of California (Los Angeles), 1994; J.D., 1994. Caltech, 2020; 2021; 2022; 2023; 2024; 2025.
Lee P McCuller,
Ph.D.
Assistant Professor of Physics
B.S., University of Texas, Austin, 2010; Ph.D., University of Chicago, 2015. Caltech, Visiting Associate, 2021-22; Assistant Professor, 2022-.
Margaret J McFall-Ngai,
Ph.D.
Faculty Associate in Biology and Biological Engineering
B.S., University of San Francisco, 1973; Ph.D., University of California (Los Angeles), 1983. Moore Distinguished Scholar, 2011-12, 2013; Caltech, 2022-27.
Andrew P McMahon,
Ph.D.
Research Professor of Biology and Biological Engineering
B.A., University of Oxford, 1978; Ph.D., University College, London, 1981. Caltech, 2024-27.
Carver Mead,
Ph.D., D.Sc.h.c., D.h.c.
Gordon and Betty Moore Professor of Engineering and Applied Science, Emeritus
B.S., Caltech, 1956; M.S., 1957; Ph.D., 1960; D.Sc.h.c., University of Lund (Sweden); D.h.c., University of Southern California. Instructor in Electrical Engineering, Caltech, 1958-59; Assistant Professor, 1959-62; Associate Professor, 1962-67; Professor, 1967-77; Professor of Computer Science and Electrical Engineering, 1977-80; Moore Professor of Computer Science, 1980-92; Moore Professor of Engineering and Applied Science, 1992-99; Moore Professor Emeritus, 1999-.
Daniel I (Dan) Meiron,
Ph.D.
Fletcher Jones Professor of Aeronautics and Applied and Computational Mathematics
S.B., Massachusetts Institute of Technology, 1976; Sc.D., 1981. Research Fellow in Applied Mathematics, Caltech, 1981-83; Visiting Associate, 1984-85; Assistant Professor, 1985-89; Associate Professor, 1989-94; Professor, 1994-2000; Professor of Applied and Computational Mathematics, 2000; Professor of Applied and Computational Mathematics and Computer Science, 2001-06; Jones Professor of Applied and Computational Mathematics and Computer Science, 2006-09. Jones Professor, 2009-;Executive Officer for Applied Mathematics, 1994-98; Associate Provost for Information and Information Technology, 2000-04. Associate Director, 2009-12.
Markus Meister,
Ph.D.
Anne P. and Benjamin F. Biaggini Professor of Biological Sciences
Dipl., Technische Universitat Munchen, 1980; Ph.D., Caltech, 1987. Moore Distinguished Scholar, Caltech, 2004; Professor, 2012-13; Hanson Professor, 2013-15; Biaggini Professor, 2015-; Executive Officer, 2017-20.
Michael Mello,
Ph.D.
Teaching Professor of Mechanical and Civil Engineering
B.S., Bridgewater State College, 1985; M.S., University of Rochester, 1988; Ph.D., Caltech, 2012. Lecturer, 2014-2020; Caltech, 2020-.
Jeffrey M (Jeff) Mendez,
Ph.D.
Lecturer in Chemistry
B.S., California Institute of Technology, 1999; Ph.D., 2008. Caltech, 2013-25.
Victoria F Meyer,
Ph.D.
Lecturer in Engineering
B.S., University of Bordeaux, 2008; M.S., EGID Institute, Bordeaux, 2010; Ph.D.,University of Toulouse, 2017. Caltech, 2021-25.
Elliot Meyerowitz,
Ph.D., D.h.c., D.Sc.h.c.
George W. Beadle Professor of Biology; Investigator, Howard Hughes Medical Institute
A.B., Columbia University, 1973; M.Phil., Yale University, 1975; Ph.D., 1977; D.h.c., École Normale Supérieure; D.Sc.h.c., Yale University. Assistant Professor, Caltech, 1980-85; Associate Professor, 1985-89; Professor, 1989-2002; Beadle Professor, 2002-; HHMI Investigator, 2013-; Executive Officer, 1995-2000; Chair, Division of Biology, 2000-10.
Drew Miles,
Ph.D.
Research Assistant Professor of Physics
B.A., University of Iowa, 2011; B.S., 2015. M.S., Pennsylvania State University, 2018; Ph.D., 2021. Caltech, 2024-.
Brent M Minchew,
Ph.D.
Professor of Geophysics
B.S., University of Texas at Austin, 2008; M.S., 2010; Ph.D. California Institute of Technology, 2016. Visiting Associate, Caltech, 2024-25; Professor, 2025-.
Austin J Minnich,
Ph.D.
Professor of Mechanical Engineering and Applied Physics; EAS Division Deputy Chair
B.S., University of California, Berkeley, 2006; M.S., Massachusetts Institute of Technology, 2008; Ph.D., 2011. Assistant Professor, Caltech, 2011-17, Professor, 2017-; Division Deputy Chair, 2022-.
Mohammad Mirhosseini,
Ph.D.
Assistant Professor of Electrical Engineering and Applied Physics
B.S., University of Tehran, 2010; M.S., University of Rochester, 2013; Ph.D., 2015. Visiting Associate, Caltech, 2020; Assistant Professor, 2020-.
Dean Mobbs,
Ph.D.
Professor of Cognitive Neuroscience; Allen V. C. Davis and Lenabelle Davis Leadership Chair, Caltech Brain Imaging Center; Director, Caltech Brain Imaging Center
B.S., University of Birmingham, 1999; Ph.D., University College London, 2008. Assistant Professor, Caltech, 2016-20; Professor, 2020-; Chen Scholar, 2019-21; Davis Leadership Chair, 2021-; Director, 2021-.
Patrick Morgan,
Ph.D.
Howard E. and Susanne C. Jessen Postdoctoral Instructor in Medieval History
B.A., University of California (Berkeley), 2016. M.A., University of California (Los Angeles), 2019; Ph.D., 2024. Caltech, 2024-26.
Sergey Morozov,
Ph.D.
Visiting Associate in Chemistry
Ph.D., South Ural State University, 1998. Caltech, 2020-25.
Johannes Morstein,
Ph.D
Assistant Professor of Chemistry and Chemical Engineering
B.S., Ludwig Maximilian University of Munich, 2013; M.S., 2016; Ph.D., New York University, 2021. Visiting Associate, Caltech 2024-25; Assistant Professor, 2025-.
Elias R Most,
Ph.D.
Assistant Professor of Theoretical Astrophysics
B.S., Georg-August Universitat Gottingen, 2013; M.S., Johann-Wolfgang von Goethe University (Frankfort), 2017; Ph.D., 2020. Caltech, Visiting Associate, 2022-23; Assistant Professor, 2023-.
Olexei I Motrunich,
Ph.D.
Professor of Theoretical Physics
B.S., University of Missouri (Columbia), 1996; Ph.D., Princeton University, 2001. Assistant Professor, Caltech, 2006-12; Professor, 2012-.
Elizabeth R Mundell Perkins,
Ph.D.
Lecturer in English
B.A., Oxford University, 2015; Ph.D., Yale University, 2024. Caltech, 2024-25.
Dana Murphy,
Ph.D.
Assistant Professor of Black Studies and English
B.A., University of California, Berkeley, 2011; M.A., University of California, Irvine, 2015; Ph.D., 2018. Caltech, 2021-.
Richard M Murray,
Ph.D.
Thomas E. and Doris Everhart Professor of Control and Dynamical Systems and Bioengineering
B.S., Caltech, 1985; M.S., University of California, Berkeley, 1988; Ph.D., 1990. Assistant Professor of Mechanical Engineering, Caltech, 1991-97; Associate Professor, 1997-2000; Professor, 2000-05; Professor of Control and Dynamical Systems, 2005-06; Everhart Professor of Control and Dynamical Systems; 2006-09; Everhart Professor of Control and Dynamical Systems and Bioengineering, 2009-; Chair, Engineering and Applied Science, 2000-05; Director, Information Science and Technology, 2006-2009; Interim Chair, Engineering and Applied Science, 2008-09; Chair, Biology and Biological Engineering, 2020-24; Bowes Jr. Leadership Chair, 2020-24.
Hillary Mushkin,
MFA
Research Professor of Art and Design in Engineering and Applied Science and the Humanities and Social Sciences
BFA, Rhode Island School of Design, 1991; MFA, University of California (Irvine), 1994. Caltech, 2011-.
Suraj Muthiramalil Ravindran,
Ph.D.
Visiting Associate in Aerospace
B. Tech., University of Kerala, 2008; M. Tech., Indian Institute of Technology, 2011; Ph.D., University of South Carolina, 2018. Caltech, 2023-26.
Stevan Nadj-Perge,
Ph.D.
Professor of Applied Physics and Materials Science
M.S., Belgrade University, 2006; Ph.D., Delft University of Technology, 2010. Visiting Associate, Caltech, 2015; Assistant Professor, 2016-23; Professor, 2023-.
Vijay Natraj,
Ph.D.
Visiting Associate in Planetary Sciences
B. E., National University of Singapore, 1998; M.S. California Institute of Technology, 2004; Ph.D., 2008; Caltech, 2020-25.
Hosea M Nelson,
Ph.D.
Professor of Chemistry
B.S., University of California, Berkeley, 2005; Ph.D., Caltech, 2013. Visiting Associate, Caltech, 2021; Professor, 2021-.
Dianne K Newman,
Ph.D.
Gordon M. Binder/Amgen Professor of Biology and Geobiology; Merkin Institute Professor
B.A., Stanford University, 1993; Ph.D., Massachusetts Institute of Technology, 1997. Clare Booth Luce Assistant Professor, Caltech, 2000-05; Associate Professor, 2005-06; Professor, 2006-16; Binder/Amgen Professor, 2016-; Davis Leadership Chair, 2017-20; Merkin Institute Professor, 2024-; HHMI Investigator, 2005-16; Executive Officer, 2017-23.
Harvey B Newman,
Sc.D., D.h.c.
Professor of Physics
B.S., Massachusetts Institute of Technology, 1968; Sc.D., 1973; D.h.c., University Politehnica of Bucharest; Pavol Jozef Safarik University. Associate Professor, Caltech, 1982-90; Professor, 1990-17, 2022-; Goldberger Professor, 2017-22.
Hien T Nguyen,
Ph.D.
Visiting Associate
Ph.D., Princeton University, 1993. Research Scientist, Jet Propulsion Laboratory, 2002-. Visiting Associate, Caltech, 2007-27; Lecturer, 2007; 2008; 2009; 2014; 2015-27.
Yi Ni,
Ph.D.
Professor of Mathematics
B.S., Peking University, 2001; M.S., 2003; Ph.D., Princeton University, 2007. Assistant Professor, Caltech, 2009-15; Professor, 2015-.
Kirby K Nielsen,
Ph.D.
Professor of Economics; William H. Hurt Scholar
B.A., Rice University, 2013; M.A., Ohio State University, 2014; Ph.D, 2018. Assistant Professor, Caltech, 2020-24; Professor, 2024-; Hurt Scholar, 2021-.
Axel Niemeyer,
Ph.D.
Assistant Professor of Economics
B.Sc., University of Mannheim, 2017; M.Sc., University of Bonn, 2019; Ph.D., 2023. Assistant Professor, Caltech, 2023-.
Gunter Niemeyer,
Ph.D.
Teaching Professor of Mechanical and Civil Engineering
B.A., RWTH Aachen University, 1986; M.S., Massachusetts Institute of Technology, 1990; Ph.D., 1996. Visiting Associate, 2018-19. Lecturer, 2020-24. Caltech, 2024-
Shouleh Nikzad,
Ph.D.
Senior Faculty Associate in Physics
B.S., University of Southern California, 1982; M.S., California Institute of Technology, 1983; Ph.D., 1983. Staff, Jet Propulsion Laboratory, 1992-. Research Fellow, Caltech, 1990-91; Visiting Associate, 1992-96; 2012-23.; Lecturer, 2016-17; 2019-22. Senior Faculty Associate, 2025-.
Trevor M Nolan,
Ph.D.
Assistant Professor of Biology and Biological Engineering
B.S., Iowa State University, 2013; Ph.D., 2018. Visiting Associate, Caltech, 2024; Asst Professor, 2024-.
Ralph G Nuzzo,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
A.B., Rutgers College, 1976; Ph.D.,Massachusetts Institute of Technology; 1980. Caltech, 2015-19; 2021-25.
John P O'Doherty,
Ph.D.
Fletcher Jones Professor of Decision Neuroscience
B.A., University of Dublin, Trinity College, 1996; D.Phil., University of Oxford, 2000. Assistant Professor, Caltech, 2004-07; Associate Professor, 2007-09; Professor, 2009-; Fletcher Jones Professor, 2021-; Director, Caltech Brain Imaging Center, 2013-17.
Hiroshi (Hirosi Ooguri) Oguri,
Ph.D.
Fred Kavli Professor of Theoretical Physics and Mathematics; Kent and Joyce Kresa Leadership Chair, Division of Physics, Mathematics and Astronomy; Director, Walter Burke Institute for Theoretical Physics
B.A., Kyoto University (Japan), 1984; M.A., 1986; Ph.D., University of Tokyo, 1989. Visiting Associate, Caltech, 1999-2000; Professor, 2000-07; Kavli Professor, 2007-; Deputy Chair, 2010-15; Director, Burke Institute, 2014-; Division Chair, 2025-; Kresa Leadership Chair, 2025-.
Yuki Oka,
Ph.D.
Professor of Biology; Investigator, Heritage Medical Research Institute
B.A., The University of Tokyo, 2002; Ph.D., 2007. Assistant Professor, Caltech, 2014-20; Professor, 2020-; Chen Scholar, 2019-2022; HMRI Investigator, 2021-.
Akihiro Okamoto,
Ph.D.
Visiting Associate in Biology and Biological Engineering
Ph.D., University of Tokyo, 2011. Caltech 2023-25.
Mitchio Okumura,
Ph.D.
Professor of Chemical Physics
B.S., Yale University, 1979; M.S., 1979; C.P.G.S., University of Cambridge, 1980; Ph.D., University of California, 1986. Assistant Professor, Caltech, 1988-94; Associate Professor, 1994-2003; Professor, 2003-; Executive Officer, 2006-10.
Christiane H Orcel,
Ph.D.
Lecturer in French
M.A., Princeton University, 1987; Ph.D., 1992. Instructor, Caltech, 1990-93; Lecturer, 1993-95; 1995-.
Peter C Ordeshook,
Ph.D.
Professor of Political Science, Emeritus
B.S., Massachusetts Institute of Technology, 1964; Ph.D., University of Rochester, 1969. Professor, Caltech, 1987-2009, 2013-23; Harkness Professor, 2009-13; Professor, Emeritus, 2023-; Executive Officer, 1992-95.
Victoria J Orphan,
Ph.D.
James Irvine Professor of Environmental Science and Geobiology; Allen V. C. Davis and Lenabelle Davis Leadership Chair, Center for Environmental Microbial Interactions; Director, Center for Environmental Microbial Interactions
B.A., University of California, Santa Barbara, 1994; Ph.D., 2002. Assistant Professor, Caltech, 2004-2010; Associate Professor, 2010; Professor, 2010-16; Irvine Professor, 2016-; Davis Leadership Chair, 2020-; Director, Center for Environmental Microbial Interactions, 2020-.
Michael Ortiz,
Ph.D.
Frank and Ora Lee Marble Professor of Aeronautics and Mechanical Engineering, Emeritus
B.S., Polytechnic University of Madrid, 1977; M.S., University of California, 1978; Ph.D., 1982. Sherman Fairchild Distinguished Scholar, Caltech, 1994-95; Professor, 1995-2004; Hayman Professor, 2004-13; Marble Professor, 2013-20; Marble Professor, Emeritus, 2020-.
Houman Owhadi,
Ph.D.
IBM Professor of Applied and Computational Mathematics and Control and Dynamical Systems
B.S., Ecole Polytechnique (France), 1994; M.S., Ecole Nationale des Ponts et Chaussees, 1997; Ph.D., Ecole Polytechnique Federale de Lausanne (Switzerland), 2001. Assistant Professor, Caltech, 2004-11; Professor, 2011-25; IBM Professor, 2025-.
S. Furkan Ozturk,
Ph.D.
Assistant Professor of Geobiology and Geochemistry; William H. Hurt Scholar
B.S.c., Bilkent University, 2018; M.A., Harvard University, 2021; Ph.D., 2024. Visiting Associate, Caltech, 2025; Assistant Professor, 2025-; Hurt Scholar, 2025-.
Lior S Pachter,
Ph.D.
Bren Professor of Computational Biology and Computing and Mathematical Sciences
B.S., Caltech, 1994; Ph.D., Massachusetts Institute of Technology, 1999. Bren Professor, Caltech, 2017-.
Stephen Padin,
Ph.D.
Research Professor of Physics
B.Sc, University of Manchester, 1982; Ph.D, 1985. Caltech, 2009-2027.
Sharmila Padmanabhan,
Ph.D.
Visiting Associate in Electrical Engineering
B.S., University of Mumbai, 2001; University of Massachusetts (Amherst), 2004; Ph.D., Colorado State University, 2009. Caltech, 2022-25.
Oskar J Painter,
Ph.D.
John G Braun Professor of Applied Physics and Physics
B.S., University of British Columbia, 1994; M.S., Caltech, 1995; Ph.D., 2001. Visiting Associate, Caltech, 2001-02; Assistant Professor, 2002-08; Associate Professor, 2008-10; Professor, 2010-13; Braun Professor, 2013-; Executive Officer, 2010-13, 2019; Co-Director, Kavli Nanoscience Institute, 2011-13, 2015-19.
Thomas R Palfrey,
Ph.D.
Flintridge Foundation Professor of Economics and Political Science, Emeritus
B.A., University of Michigan, 1975; M.A., 1976; Ph.D., Caltech, 1981. Professor, Caltech, 1986-2002; Flintridge Foundation Professor, 2003-05; 2006-23; Flintridge Foundation Professor, Emeritus, 2023-; Executive Officer, 2001-02.
Anna Pandolfi,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
M.S., Politecnico Di Milano, 1984. Ph.D., Universite de Lorraine (Metz), 2007. Caltech,1996-2001; 2005-06; 2008-13; 2023-26.
Michele Papucci,
Ph.D.
Research Professor of Theoretical Physics
B.S., University of Pisa, 2001; M.S., Scuola Normale Superiore, Pisa, 2002; Ph.D., Scuola Normale Superiore, Pisa, 2009. Caltech 2019 -.
Jinsoo Park,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.S., Seoul National University, 2016; M.S., California Institute of Technology, 2020; Ph.D., 2022. Caltech, 2025.
Sarah S Park,
Ph.D.
Visiting Associate in Chemistry
Ph.D., The Massachusetts Institute of Technology, 2017. Caltech 2025.
Carl S Parker,
Ph.D.
Professor of Biochemistry
B.A., University of Rochester, 1973; Ph.D., Washington University, St. Louis, 1977. Assistant Professor, Caltech, 1981-87; Associate Professor, 1987-92; Professor, 1992-; Executive Officer, 2000-04.
Joseph Parker,
Ph.D.
Professor of Biology and Biological Engineering
B.S., Imperial College London, 2001; Ph.D., University of Cambridge, 2005. Visiting Associate, Caltech, 2017; Assistant Professor, 2017-24; Professor, 2025-; Chen Scholar, 2022-24.
Tod A Pascal,
Ph.D.
Visiting Associate in Chemistry
B.S., Lincoln University, 2002; Ph.D., California Institute of Technology, 2009. Caltech, 2021-25.
Alina Patke,
Ph.D.
Research Assistant Professor of Biology
B.S., Free University of Berlin, 1998; M.Sc., 2001; Ph.D., Humboldt University, 2007. Caltech, 2018-26.
Ryan B Patterson,
Ph.D.
Professor of Physics
B.S., Caltech, 2000; Ph.D., Princeton University, 2007. Assistant Professor, Caltech, 2010-17; Professor, 2017-.
Sergio Pellegrino,
Ph.D.
Joyce and Kent Kresa Professor of Aerospace and Civil Engineering; Jet Propulsion Laboratory Senior Research Scientist; Co-Director, Space-Based Solar Power Project; Director, Graduate Aerospace Laboratories
Laurea, University of Naples, 1982; Ph.D., University of Cambridge, 1986. Professor, Caltech, 2007-2010; Kresa Professor, 2010-; Jet Propulsion Laboratory Senior Research Scientist, 2009-; Co-Director, Space-Based Solar Power Project, 2016-; Director, Graduate Aerospace Laboratories, 2025-.
Maria T Perez-Prado,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
M.B.A., INSEAD, 2008; Ph.D., Complutense University of Madrid, 1998. Caltech, 2024.
Pietro Perona,
Ph.D.
Allen E. Puckett Professor of Electrical Engineering; Director, Information Science and Technology
D.Eng., University of Padua (Italy), 1985; Ph.D., University of California, Berkeley, 1990. Assistant Professor, Caltech, 1991-96; Professor, 1996-2008; Puckett Professor, 2008-; Director, Center for Neuromorphic Systems Engineering, 1999-2004; Executive Officer, 2006-10; Director, 2025-.
Jonas C Peters,
Ph.D.
Bren Professor of Chemistry; Director, Resnick Sustainability Institute
B.S., University of Chicago, 1993; Ph.D., Massachusetts Institute of Technology; 1998. Assistant Professor, Caltech, 1999-2004; Associate Professor, 2004-06; Professor, 2006-09; Bren Professor, 2010-; Executive Officer, 2013-15; Director, Resnick Sustainability Institute, 2015-.
Danny Petrasek,
Ph.D.
Lecturer in Biology and Biological Engineering
B.S., University of California (Los Angeles), 1980; M.D., Chicago Medical School, 1985; Ph.D., Caltech, 2002. Clinical Professor, University of California (Los Angeles) School of Medicine, 2004-. Senior Research Fellow in Applied and Computational Mathematics and Bioengineering, 2002-08;
Lecturer in Biology and Biological Engineering, 2005-11, 2013; 2014; 2016-2024;. Visiting
Associate, Applied and Computational Mathematics and Bioengineering, 2008-13. Lecturer in Medical
Engineering, 2004-2024. Visiting Associate, Medical Engineering, 2013-25. Lecturer in Biology and Biological Engineering, 2025.
Stefan Petrovic,
Ph.D.
Visiting Associate in Chemistry
B.S., Bucknell University, 2014; Ph.D., California Institute of Technology, 2022. Caltech 2025-26.
Huy Tuan (Huy) Pham,
Ph.D.
Assistant Professor of Mathematics; Rosenberg Scholar
B.S., Stanford University, 2014; M.S., 2018, MASt, 2019; Ph.D., University of Cambridge, 2023. Visiting Associate, Caltech 2023-25; Assistant Professor, 2025-; Rosenberg Scholar-2025-.
Robert B Phillips,
Ph.D.
Fred and Nancy Morris Professor of Biophysics, Biology, and Physics
B.S., University of Minnesota, 1986; Ph.D., Washington University, 1989. Clark Millikan Visiting Assistant Professor, Caltech, 1997; Professor, 2000-2011; Morris Professor, 2012-.
E S (Sterl) Phinney,
Ph.D.
Professor of Theoretical Astrophysics
B.S., Caltech, 1980; Ph.D., University of Cambridge, 1983. Assistant Professor, Caltech, 1985-91; Associate Professor, 1991-95; Professor, 1995-; Executive Officer, 2013-16.
Niles A Pierce,
Ph.D.
John D. and Catherine T. MacArthur Professor of Applied and Computational Mathematics and Bioengineering; Executive Officer for Biology and Biological Engineering
B.S.E., Princeton University, 1993; D.Phil., University of Oxford, 1997. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-10; Professor, 2010-24; MacArthur Professor, 2024-; Acting Executive Officer, 2007; Executive Officer, 2007-13, 2020-.
George Pigman,
Ph.D.
Professor of English, Emeritus
A.B., Harvard College, 1973; M.Phil., Yale University, 1975; Ph.D. (Comparative Literature), 1977; Ph.D., (Psychoanalysis), Southern California Psychoanalytic Institute, 1989. Assistant Professor, Caltech, 1977-83; Associate Professor, 1983-93; Professor, 1993-25; Emeritus, 2025-; Executive Officer, 2003-08.
Donald H (Donnie) Pinkston,
B.S.
Lecturer in Computing and Mathematical Sciences and Schmidt Software Academy Instructor
B.S., California Institute of Technology, 1998. Lecturer, 2005-2021, 2023, 2024; 2025; Instructor, 2019-.
Steven Plotkin,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.Sc., Rensselaer Polytechnic Institute, 1992; Ph.D., University of Illinois at Urbana-Champaign, 1998. Caltech, 2024-25.
Charles R Plott,
Ph.D., D.Lit.h.c., D.h.c
William D. Hacker Professor of Economics and Political Science, Emeritus
B.S., Oklahoma State University, 1961; M.S., 1964; Ph.D., University of Virginia, 1965; D.Lit.h.c., Purdue University; D.h.c., Universite Pierre Mendes. Professor, Caltech, 1971-87; Harkness Professor, 1987-2013; Hacker Professor, 2013-22; Hacker Professor, Emeritus, 2022-.
Marzia Polito,
Ph.D.
Lecturer in Electrical Engineering
Ph.D., Scuola Normale Superiore (Pisa), 1999. Lecturer in Mathematics, 1999-2000; Bateman Instructor, 2000-01; Caltech, 2025.
Hugh D (David) Politzer,
Nobel Laureate, Ph.D.
Richard Chace Tolman Professor of Theoretical Physics
B.S., University of Michigan, 1969; Ph.D., Harvard University, 1974. Visiting Associate, Caltech, 1975-76; Associate Professor, 1977-79; Professor, 1979-2004; Tolman Professor, 2004-. Executive Officer, 1986-88.
James E (Jay) Polk,
Ph.D.
Lecturer in Aerospace
B.S., Georgia Institute of Technology, 1984; M.S., Princeton University, 1986; Ph.D., 1996. Visiting Associate, Caltech, 2007-12; Lecturer, 1999-2002; 2005-08; 2010-25.
Luciano Pomatto,
Ph.D.
Professor of Economics; Executive Officer for the Social Sciences
B.A., Universita di Torino, 2007; M.A., 2009; Ph.D., Northwestern University, 2015. Assistant Professor, Caltech, 2016-22; Professor, 2022-; Executive Officer, 2025-.
Mauricio Rene Ponga De La Torre,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., National University of La Plata, 2007; M.S., University of Seville, 2010; Ph.D., 2013. Caltech, 2025-26
Klaus M Pontoppidan,
Ph.D.
Visiting Associate in Planetary Science
B.S., University of Copenhagen, 1998; M.S., 2000. Ph.D., Leiden University, 2004. Caltech, 2023-25.
Harold V (Vincent) Poor,
Ph.D.
Moore Distinguished Scholar
B.E.E., Auburn University, 1972; M.S., 1974; M.A., Princeton, 1976; Ph.D., 1977. Caltech, 2024.
Adriana Popescu,
MLS
University Librarian
MLS, Rutgers University, 1997. Caltech, 2025-.
Frank C Porter,
Ph.D.
Professor of Physics
B.S., Caltech, 1972; Ph.D., University of California, 1977. Research Fellow, Caltech, 1977-78; Weizmann Research Fellow, 1978-80; Senior Research Fellow, 1980-82; Assistant Professor, 1982-88; Associate Professor, 1988-94; Professor, 1994-.
John P Preskill,
Ph.D.
Richard P. Feynman Professor of Theoretical Physics; Allen V. C. Davis and Lenabelle Davis Leadership Chair, Institute for Quantum Science and Technology
A.B., Princeton University, 1975; A.M., Harvard University, 1976; Ph.D., 1980. Associate Professor, Caltech, 1983-90; Professor, 1990-2002; MacArthur Professor, 2002-09; Feynman Professor, 2010-; Davis Leadership Chair, Institute for Quantum Science and Technology, 2017-.
Glenn Price,
Ph.D.
Director of Performing and Visual Arts
B.S., University of Toronto, 1977; M.S., University of Rochester, 1981; Ph.D., 1986. Caltech, 2016-.
Thomas A (Tom) Prince,
Ph.D.
Ira S. Bowen Professor of Physics, Emeritus
B.S., Villanova University, 1970; M.S., University of Chicago, 1972; Ph.D., 1978. Research Fellow, Caltech, 1979-80; Robert A. Millikan Research Fellow, 1980-82; Senior Research Fellow, 1982-83; Assistant Professor, 1983-86; Associate Professor, 1986-92; Professor, 1992-16; Bowen Professor, 2017-21; Bowen Professor, Emeritus, 2021-; Davis Leadership Chair, 2017-23; Associate Director, Advanced Computer Research, 1995-2001; Director, Keck Institute for Space Studies, 2008-23; Chief Scientist, Jet Propulsion Laboratory, 2001-06; Jet Propulsion Laboratory Senior Research Scientist, 2006-21; Deputy Executive Officer, 2013-16.
David Prober,
Ph.D.
Professor of Biology
B.Sc., University of Manitoba, 1995; Ph.D., University of Washington, 2002. Assistant Professor, Caltech, 2009-2017; Professor, 2017-.
Carmie Puckett Robinson,
M.D.
Visiting Associate in Biology and Biological Engineering
B.S., Michigan State University, 1970; M.D., 1975. Professor, University of Southern California, 2000-. Senior Research Fellow, Caltech, 1986-1992; Visiting Associate, 2006-09, 2010-26.
Dale I Pullin,
Ph.D.
Robert H. Goddard Professor of Aeronautics
B.Sc., University of Melbourne, 1966; B.E., University of Sydney, 1968; Ph.D., Imperial College of Science and Technology, University of London, 1974. Visiting Associate, Caltech, 1990; Professor, 1991-2006, von Karman Professor, 2006-2017; Goddard Professor, 2017-.
Lulu Qian,
Ph.D.
Professor of Bioengineering
B.E., Southeast University, 2002; Ph.D., Shanghai Jiao Tong University, 2007. Assistant Professor, Caltech, 2013-18; Professor, 2019-.
Steven R Quartz,
Ph.D.
Professor of Philosophy
B.A., University of Western Ontario, Huron College, 1986; M.A., 1988; Ph.D., University of California, San Diego, 1993. Instructor, Caltech, 1998-99; Assistant Professor, 1999-2002; Associate Professor, 2002-10; Professor, 2010-.
Amir R Rahmani,
Ph.D.
Lecturer in Aerospace
B.S., Amirkabir University of Technology, 2000; M.S., Sharif University of Technology, 2003; Ph.D., University of Washington, 2008. Caltech, 2020; 2022; 2023; 2024-25.
Eric M Rains,
Ph.D.
Professor of Mathematics, Emeritus
B.A., Case Western Reserve University, 1991; B.S., 1991; M.S., 1991; Ph.D., Harvard University, 1995. Visiting Associate and Lecturer, Caltech, 2002; Professor, 2007-23, Professor, Emeritus, 2023-; Executive Officer, 2019-22.
Mina Rais-Zadeh,
Ph.D.
Visiting Associate in Electrical Engineering
B.S., Sharif University of Technology, 2002; M.S., Georgia Institute of Technology, 2005; Ph.D., Georgia Institute of Technology, 2008. Caltech, 2024-27.
Aditya Rajagopal,
Ph.D.
Visiting Associate in Electrical Engineering
B.S., California Institute of Technology, 2008; M.S., 2010; Ph.D., 2014. Caltech, 2017-26.
Dinakar Ramakrishnan,
Ph.D.
Taussky-Todd-Lonergan Professor of Mathematics, Emeritus
Ph.D., Columbia University, 1980. Professor, Caltech, 1988-2007; Taussky-Todd-Lonergan Professor, 2007-2022; Taussky-Todd-Lonergan Professor, Emeritus, 2022-; Executive Officer, 2013-16.
Narasimhan Ramarathinam,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B. Tech., Indian Institute of Technology, 1982; M.S., California Institute of Technology, 1983; Ph.D., 1987. Caltech, 2023-25.
Michael Ramsey-Musolf,
Ph.D.
Visiting Associate in Physics
Ph.D., Princeton University, 1989. Professor, University of Wisconsin (Madison), 2007-. Visiting Associate, Caltech, 2001; 2007-25; Senior Research Associate, 2001-07; Lecturer, 2005-06.
Romain Ranciere,
Ph.D.
Visiting Associate in Economics
M.A., Paris School of Economics, 1994; M.S., Ecole des Pons Paris Tech, 1998; Ph.D., New York University, 2003. Caltech, 2024, 2025.
Lisa Ruth Rand,
Ph.D.
Research Assistant Professor of History
B.A., Barnard College, 2005; M.A., University of Pennsylvania, 2011; Ph.D., 2016. Assistant Professor, Caltech, 2021-25; Hurt Scholar, 2022-25; Research Assistant Professor; 2025-26.
Antonio Rangel,
Ph.D.
Bing Professor of Neuroscience, Behavioral Biology, and Economics; Head Faculty in Residence
B.Sc., Caltech, 1993; M.S., Harvard University, 1996; Ph.D., 1998. Instructor, Caltech, 1997-98; Visiting Associate, 2005-06; Associate Professor, 2006-10; Professor, 2010-13; Bing Professor, 2013-; Head Faculty in Residence, 2018-.
Evgenij A Raskatov,
Ph.D.
Visiting Associate in Chemistry
Diploma, Heidelberg University, 2006; Ph.D., Oxford University, 2009. Caltech, 2014-15, 2024-25.
Morgan R Raven,
Ph.D.
Visiting Associate in Geobiology
B.A.S., Stanford University, 2005; M.S., 2006; Ph.D. Caltech, 2016. Caltech, 2025-27.
Vikram Ravi,
Ph.D.
Professor of Astronomy
B.S., Australian National University, 2009; Ph.D., University of Melbourne, 2014. Visiting Associate, Caltech 2018-19; Assistant Professor, 2019-25; Professor, 2025-.
Guruswami (Ravi) Ravichandran,
Ph.D., D.h.c.
John E. Goode, Jr., Professor of Aerospace and Mechanical Engineering
B.E., University of Madras (Regional Engineering College), 1981; Sc.M. (Solid Mechanics and Structures), Brown University, 1983; Sc.M. (Applied Mathematics), 1984; Ph.D., 1987; D.h.c., Paul Verlaine University. Assistant Professor, Caltech, 1990-95; Associate Professor, 1995-99; Professor, 1999-2005; Goode Professor, 2005-; Booth Leadership Chair, 2015-21; Associate Director, Graduate Aerospace Laboratories, 2008-09; Director, Graduate Aerospace Laboratories, 2009-15; Division Chair, 2015-21.
Animesh Ray,
Ph.D.
Visiting Associate in Biology and Biological Engineering
Ph.D., Monash University, 1984. Caltech, 2016-27.
Anthony C Readhead,
Ph.D.
Robinson Professor of Astronomy, Emeritus
B.Sc., University of Witwatersrand, South Africa, 1968; Ph.D., University of Cambridge, 1972. Research Fellow, Caltech, 1974-75; Senior Research Fellow, 1976-79; Research Associate, 1979-81; Professor, 1981-2000; Rawn Professor, 2000-13; Robinson Professor, 2013-15; Robinson Professor, Emeritus, 2015-; Director, Owens Valley Radio Observatory, 1981-86, 2007-18; Executive Officer, 1990-92, 2012-13; Director, Chajnantor Observatory, 2006-2011; Jet Propulsion Laboratory Senior Research Scientist, 2006-15.
Douglas C (Doug) Rees,
Ph.D.
Roscoe Gilkey Dickinson Professor of Chemistry; Executive Officer for Biochemistry
B.S., Yale University, 1974; Ph.D., Harvard University, 1980. Professor, Caltech, 1989-2004; Dickinson Professor, 2004-; HHMI Investigator, 1997-25; Executive Officer, 2002-06, 2007-15; Dean, Graduate Studies, 2015-20; Executive Officer for Biochemistry, 2025-.
Gil Refael,
Ph.D.
Taylor W. Lawrence Professor of Theoretical Physics
B.S.,Tel Aviv University, 1997; M.S., 1998; Ph.D., Harvard University, 2003. Assistant Professor, Caltech, 2005-2008; Associate Professor, 2008-11; Professor, 2011-17; Lawrence Professor, 2017-; Executive Officer, 2014-20.
Sarah E Reisman,
Ph.D.
Bren Professor of Chemistry; Norman Davidson Leadership Chair, Division of Chemistry and Chemical Engineering
B.A., Connecticut College, 2001; Ph.D., Yale University, 2006. Assistant Professor, Caltech, 2008-14; Professor, 2014-20; Bren Professor, 2020-; HMRI Investigator 2015-21; Executive Officer, 2015-21; Division Chair, 2024-; Davidson Leadership Chair, 2024-.
David H Reitze,
Ph.D.
Research Professor of Physics; Executive Director of the LIGO Project
B.A., Northwestern University, 1983; Ph.D., University of Texas (Austin), 1993. Professor, University of Florida, 1998-. Visiting Associate, Caltech, 1996-97; 2000; 2003; 2007-11; Senior Research Associate, 2011-16; Executive Director, 2011-26.
Anna H Resnick,
B.S.
Lecturer in Engineering and Applied Science; Career Educator and First Year Career Instructor
B.S., California Institute of Technology, 2019. Lecturer in Chemical Engineering, 2024; Caltech, 2024; 2025.
Frank R Rice,
Ph.D.
Lecturer in Physics
B.A., Northwestern University, 1977; M.S., Naval Postgraduate School, 1986; M.S., Caltech, 1999; Ph.D., Caltech, 2020. Lecturer, 2001-13; 2015; 2016; 2017; 2018; 2019-25.
Elon Rimon,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., Technion-Israel Institute of Technology, 1990; M.S., Yale University, 1987; Ph.D., 1995. Senior Lecturer, Technion - Israel Institute of Technology, 1994-. Research Fellow, Caltech, 1992-94; Visiting Associate, 1994-97; 1999-2004; 2008; 2010; 2011; 2012; 2013:2014; 2015; 2016; 2017; 2018; 2019; 2021-25.
Robert C Ritchie,
Ph.D.
Visiting Associate in History
A.B., Occidental College, 1960; Ph.D., University of California (Los Angeles), 1970. W. M. Keck Foundation Director of Research, Huntington Library and Art Gallery, 1992-2011. Lecturer, 1995; 1997; 1999; 2001; 2005; Visiting Associate, Caltech, 1993-25.
Kimberly A See,
Ph.D.
Professor of Chemistry
B.S. Colorado School of Mines, 2009; Ph.D., University of California, Santa Barbara, 2014; Visiting Associate, Caltech, 2017; Assistant Professor, 2017-25; Professor, 2025-.
Maxwell J Robb,
Ph.D.
Professor of Chemistry
B.S., Colorado School of Mines, 2009; Ph.D., University of California, Santa Barbara, 2014. Assistant Professor, Caltech, 2017-24; Professor, 2024-.
Scott N Roberts,
Ph.D.
Lecturer in Applied Physics and Materials Science
M.S., California Institute of Technology, 2009; Ph.D., 2014. Caltech 2023, 2024.
Jose A Rodriguez,
Ph.D.
Visiting Associate in Chemistry
Ph.D., University of California, Los Angeles, 2012. Caltech 2023-28.
Kyung-Ho Roh,
Ph.D.
Visiting Associate in Chemistry
B.S., Seoul National University, 1998; M.S., 2000; Ph.D., University of Michigan, 2008. Caltech 2024.
Andrew Romero-Wolf,
Ph.D.
Visiting Associate in Astronomy
B.S., University of Chicago, 2002; M.S., University of Chicago, 2005; Ph.D., University of Hawaii, 2010. Caltech 2019-24.
Ares J Rosakis,
Ph.D.
Theodore von Karman Professor of Aeronautics and Mechanical Engineering
B.Sc., University of Oxford, 1978; Sc.M., Brown University, 1980; Ph.D., 1982. Assistant Professor, Caltech, 1982-88; Associate Professor, 1988-93; Professor, 1993-2004; von Karman Professor, 2004-; Booth Leadership Chair, 2013-15; Director, Graduate Aerospace Laboratories, 2004-09; Division Chair, 2009-15.
Paul A Rosen,
Ph.D.
Visiting Associate in Geophysics; Lecturer in Electrical Engineering
B.S., University of Pennsylvania, 1981; M.S., 1982; Ph.D., Stanford University, 1989. Technical Group Supervisor, Jet Propulsion Laboratory, 1992-. Lecturer, 2000-03; 2005-2008; 2022-23; 2025. Visiting Associate, Caltech, 1998-2025.
Robert A Rosenstone,
Ph.D.
Professor of History, Emeritus
B.A., University of California, Los Angeles, 1957; Ph.D., 1965. Visiting Assistant Professor, Caltech, 1966-68; Assistant Professor, 1968-69; Associate Professor, 1969-75; Professor, 1975-2012; Professor, Emeritus, 2012-; Executive Officer, 1983-86.
Jean-Laurent Rosenthal,
Ph.D.
Rea A. and Lela G. Axline Professor of Business Economics; Director, Ronald and Maxine Linde Institute of Economic and Management Sciences
B.A., Reed College, 1984; Ph.D., Caltech, 1988. Professor, 2006-2008; Axline Professor, 2008-; Executive Officer, 2007-13; Division Chair, 2014-22; Linde Leadership Chair, 2016-22; Director, Linde Institute, 2022-;
Zachary E Ross,
Ph.D.
Professor of Geophysics; William H. Hurt Scholar
B.S., University of California, Davis, 2009; M.S., California Polytechnic State University, San Luis Obispo, 2011; Ph.D., University of Southern California, 2016. Assistant Professor, Caltech, 2019-25; Professor, 2025-; Hurt Scholar, 2021-.
George R Rossman,
Ph.D.
Professor of Mineralogy
B.S., Wisconsin State University, 1966; Ph.D., Caltech, 1971. Instructor, Caltech, 1971; Assistant Professor, 1971-77; Associate Professor, 1977-83; Professor, 1983-2008; 2015-; McMillan Professor, 2008-15; Divisional Academic Officer, 1999-2008.
Paul W Rothemund,
Ph.D.
Visiting Associate in Computing and Mathematical Sciences, and Computation and Neural Systems
B.S., Caltech, 1994; Ph.D., University of Southern California, 2001. Beckman Senior Research Fellow, 2001-04; Senior Research Fellow, Computation and Neural Systems and Computer Science, 2004-08; Senior Research Associate, 2008-2015; Research Professor, 2015-2023; Visiting Associate, Caltech, 2001 2023-26.
Ellen Rothenberg,
Ph.D.
Edward B. Lewis Professor of Biology
A.B., Harvard University, 1972; Ph.D., Massachusetts Institute of Technology, 1977. Assistant Professor, Caltech, 1982-88; Associate Professor, 1988-94; Professor, 1994-2007; Ruddock Professor, 2007-21; Distinguished Professor, 2021; Lewis Professor, 2021-.
Nina Rouhani,
Ph.D.
Visiting Associate in Neuroscience
B.A., Barnard College, Columbia University, 2008, M.A., Columbia University, 2013, Ph.D., Princeton University, 2020. Caltech, 2025.
Michael L Roukes,
Ph.D.
Frank J. Roshek Professor of Physics, Applied Physics, and Bioengineering
B.A., University of California, Santa Cruz, 1978; Ph.D., Cornell University, 1985. Associate Professor, Caltech, 1992-96; Professor, 1996-2011; Abbey Professor, 2011-17; Roshek Professor, 2018-; Director, Kavli Nanoscience Institute, 2004-06; Co-Director, 2008-2013.
Edward G Ruby,
Ph.D.
Faculty Associate in Biology and Biological Engineering
B.S., Stetson University, 1971; Ph.D., University of California (San Diego), 1977. Moore Distinguished Scholar, 2011-12; Caltech, 2022-27.
Damon S Russell,
Ph.D.
Lecturer in Biology and Biological Engineering
B.S., University of California (Santa Barbara) 1995; M.S., Santa Clara University, 1999; Ph.D., California Institute of Technology, 2013. Lecturer, 2016, 2017, 2019, 2021. Caltech, 2019-22; 2024-25.
Ueli Rutishauser,
Ph.D.
Faculty Associate in Biology and Biological Engineering
B.S., University of Applied Sciences, Rapperswil, 2003; Ph.D., California Institute of Technology, 2008. Caltech, 2013-21; 2022-27.
David B Rutledge,
Ph.D.
Kiyo and Eiko Tomiyasu Professor of Engineering, Emeritus
B.A., Williams College, 1973; M.A., University of Cambridge, 1975; Ph.D., University of California,1980. Assistant Professor, Caltech, 1980-84; Associate Professor, 1984-89; Professor, 1989-2001;
Tomiyasu Professor, 2001-18; Tomiyasu Professor, Emeritus, 2018-; Executive Officer, 1999-2002; Division Chair, 2005-08.
Alberto E Saal,
Ph.D.
Moore Distinguished Scholar in Geology
B.Sc., Universidad Nacional de Cordoba, Argentina, 1985; Ph.D., 1993; M.Sc., Massachusetts Institute of Technology, 1994; Ph.D., 2000. Caltech, 2025.
John E Sader,
Ph.D.
Research Professor of Aerospace and Applied Physics
B.S., University of New South Wales, 1989; Ph.D., 1993. Visiting Associate, 2009; 2010; 2012-22; Caltech, 2022-.
Anil Saigal,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B. Tech., Indian Institute of Technology (Bombay); M.S., Georgia Institute of Technology, 1980; Ph.D., 1983. Caltech, 2022; 2025.
Kota Saito,
Ph.D.
Professor of Economics
M.A., University of Tokyo, 2007; Ph.D., Northwestern University, 2011. Assistant Professor, Caltech, 2011-16; Professor, 2017-.
Cesar M (Martin) Saravia,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., National Technological University, 2004; Ph.D., National University of the South, 2013. Caltech, 2021, 2023; 2024.
Anneila I Sargent,
Ph.D., D.Sc.h.c.
Ira S. Bowen Professor of Astronomy, Emeritus
B.Sc., University of Edinburgh, 1963; M.S., Caltech, 1967; Ph.D., 1977; D.Sc.h.c., University of Edinburgh. Research Fellow, 1977-79; Member of the Professional Staff, 1979-88; Senior Research Fellow, 1988-90; Senior Research Associate, 1990-98; Professor, 1998-2004, 2016-17; Rosen Professor, 2004-13; Bowen Professor, 2013-16; Bowen Professor, Emeritus, 2018-; Associate Director, Owens Valley Radio Observatory, 1992-96; Executive Director, 1996-98; Director, 1998-2007; Director, Interferometry Science Center, 2000-03; Director, Michelson Science Center, 2003; Vice President, Student Affairs, 2007-15.
Re'em Sari,
Ph.D.
Moore Distinguished Scholar in Theoretical Astrophysics
B.Sc. (Physics), Ben-Gurion University of the Negev, 1991; B.Sc. (Mathematics), 1992; M.Sc., Hebrew University, 1994; Ph.D., 1998. Fairchild Senior Research Fellow in Astrophysics, Caltech, 1998-2003; Lecturer in Physics, 2001; Lecturer in Planetary Science, 2001. Associate Professor, 2003-2009; Visiting Associate, 2010-17; Moore Distinguished Scholar, 2024.
Tilman Sauer,
Ph.D.
Visiting Associate in History
Dipl., Free University (Berlin), 1990; Ph.D., 1994. Visiting Associate, Caltech, 2001-03; Senior Research Fellow, 2003-05; Senior Research Associate, 2005-; Lecturer, 2006; 2008; 2009. Caltech, 2018-27.
Jack Sayers,
Ph.D.
Research Professor of Physics
Ph.D., California Institute of Technology, 2008. Caltech, 2016-27.
Mark Scheel,
Ph.D.
Research Professor of Physics
Ph.D., Cornell University, 1996. Senior Research Fellow, Caltech, 2005-; Lecturer, 2005-06; 2014-
15; Research Professor, 2015-.
Axel Scherer,
Ph.D.
Bernard Neches Professor of Electrical Engineering, Applied Physics and Physics; Merkin Institute Professor
B.S., New Mexico Institute of Mining and Technology, 1981; M.S., 1982; Ph.D., 1985. Associate Professor, Caltech, 1993-95; Professor, 1995-2000; Neches Professor, 2000-; Merkin Institute Professor, 2021-; Director, Kavli Nanoscience Institute, 2006-08; Co-Director, Kavli Nanoscience Institute, 2008-11.
Florian Schmaltz,
Ph.D.
Visiting Associate in History
B.A., University of Hamburg, 1993;. M.A., Free University of Berlin, 2000; Ph.D., University of Bremen, 2004. Caltech, 2024-27.
Tapio Schneider,
Ph.D.
Theodore Y. Wu Professor of Environmental Science and Engineering
Vordipl., Albert-Ludwigs-Universitat Freiburg, 1993; Ph.D., Princeton University, 2001. Assistant
Professor, Caltech, 2002-08; Associate Professor, 2008-09; Professor, 2009-10; Gilloon Professor,
2010-18; Wu Professor, 2018-; Director, Linde Center, 2011-12; Executive Officer, 2011-12; Jet Propulsion Laboratory Senior Research Scientist, 2016-24.
Peter Schroeder,
Ph.D.
Shaler Arthur Hanisch Professor of Computer Science and Applied and Computational Mathematics
B.S., Technical University of Berlin, 1987; M.S., Massachusetts Institute of Technology, 1990; M.A., Princeton University, 1992; Ph.D., 1994. Assistant Professor, Caltech, 1995-98; Associate Professor, 1998-2001; Professor, 2001-13; Hanisch Professor, 2013-; Division Deputy Chair, 2012-15; Acting Director, Center for Advanced Computing Research, 2013-14.
Leonard J Schulman,
Ph.D.
Professor of Computer Science
B.S., Massachusetts Institute of Technology, 1988; Ph.D., 1992. Associate Professor, Caltech, 2000-05; Professor, 2005-.
Keith C Schwab,
Ph.D.
Professor of Applied Physics
B.A., University of Chicago, 1990; Ph.D., University of California, 1996. Associate Professor, Caltech, 2009-10; Professor, 2010-; Fletcher Jones Foundation Co-Director, Kavli Nanoscience Institute, 2013-15.
Albert Schwarz,
Ph.D.
Moore Distinguished Scholar in Theoretical Physics
B.S., Ivanono Pedagogical Institute, 1955; Ph.D., University of Moscow, 1960. Caltech, 2025.
John H Schwarz,
Ph.D.
Harold Brown Professor of Theoretical Physics, Emeritus
A.B., Harvard College, 1962; Ph.D., University of California, 1966. Research Associate, Caltech, 1972-81; Senior Research Associate, 1981-85; Professor, 1985-89; Brown Professor, 1989-2014; Brown Professor, Emeritus, 2015-.
Nicholas Z (Nick) Scoville,
Ph.D.
Francis L. Moseley Professor of Astronomy, Emeritus
B.A., Columbia University, 1967; Ph.D., 1972. Professor, Caltech, 1984-96; Moseley Professor, 1996-2016; Moseley Professor, Emeritus, 2016-; Director, Owens Valley Radio Observatory, 1986-96; Executive Officer, 2000-04.
Thayer Scudder,
Ph.D.
Professor of Anthropology, Emeritus
A.B., Harvard College, 1952; Ph.D., Harvard University, 1960. Assistant Professor, Caltech, 1964-66; Associate Professor, 1966-69; Professor, 1969-2000; Professor, Emeritus, 2000-.
Charles T (Chip) Sebens,
Ph.D.
Professor of Philosophy
B.S., Massachusetts Institute of Technology, 2009; M.St., University of Oxford, 2010; M.S., University of Michigan, 2013; Ph.D., 2015. Assistant Professor, Caltech, 2018-23; Professor, 2023-.
Jessica Segall,
M.F.A.
Lecturer in Visual Culture
B.A., Bard College, 2000; M.F.A., Columbia University School of Arts, 2010. Caltech, 2025.
John H Seinfeld,
Ph.D., D.Sc.h.c.
Louis E. Nohl Professor of Chemical Engineering, Emeritus
B.S., University of Rochester, 1964; Ph.D., Princeton University, 1967; D.Sc.h.c., University of Patras; Carnegie Mellon University; Clarkson University. Assistant Professor, Caltech, 1967-70; Associate Professor, 1970-74; Professor, 1974-79; Nohl Professor, 1979-2025; Nohl Professor Emeritus, 2025-; Executive Officer, 1974-90; 2016-17; Division Chair, 1990-2000.
Daniel R (Dan) Semlow,
Ph.D.
Assistant Professor of Biochemistry; Ronald and JoAnne Willens Scholar
B.S., University of Illinois, Urbana, 2005; Ph.D., University of Chicago, 2015. Visiting Associate, Caltech, 2019-2020, Assistant Professor, 2020-; Willens Scholar, 2021-.
Alex L Sessions,
Ph.D.
Nico and Marilyn van Wingen Professor of Geobiology
B.A., Williams College, 1991; M.Sc., Dartmouth College, 1996; Ph.D., Indiana University, Bloomington, 2001. Assistant Professor, Caltech, 2003-10; Associate Professor, 2010; Professor, 2010-23; van Wingen Professor, 2023-.
Angkur J Shaikeea,
Ph.D.
Assistant Professor of Aerospace; Bren Scholar
Btech, Indian Institutes of Technology, 2015; Ph,D., University of Cambridge, 2022. Visiting Associate, Caltech, 2025; Assistant Professor, 2025-; Bren Scholar, 2025-.
Shu-ou Shan,
Ph.D.
Altair Professor of Chemistry
B.S., University of Maryland, 1994; Ph.D., Stanford University, 2000. Assistant Professor, Caltech, 2005-11; Professor, 2011-; Altair Professor, 2019-; Executive Officer, 2015-25.
Mikhail Shapiro,
Ph.D.
Max Delbrück Professor of Chemical Engineering and Medical Engineering; Investigator, Howard Hughes Medical Institute
B.S., Brown University, 2004; Ph.D., Massachusetts Institute of Technology, 2008. Visiting Associate, Caltech, 2013; Assistant Professor, 2014-18; Professor, 2019-23; Delbrück Professor, 2023-; HMRI Investigator, 2015-21; Schlinger Scholar, 2017-18; HHMI Investigator, 2021-.
Sandeep Sharma,
Ph.D.
Professor of Chemistry
B. Tech., Indian Institute of Technology, 2003; Ph.D., Massachusetts Institute of Technology, 2009. Visiting Associate, Caltech, 2024; Professor, 2025-.
Mohammad H Shehata,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., Cairo University, Egypt, 2001; Ph.D., University of Toyama, Japan, 2011. Caltech, 2016-26.
Joseph E Shepherd,
Ph.D.
C. L. "Kelly" Johnson Professor of Aeronautics and Mechanical Engineering, Emeritus
B.S., University of South Florida, 1976; Ph.D., Caltech, 1981. Associate Professor, Caltech, 1993-99; Professor, 1999-08; Johnson Professor, 2008-25; Johnson Professor, Emeritus, 2025-; Davis Leadership Chair, 2018-20; Dean, Graduate Studies, 2009-15; Vice President, Student Affairs, 2015-20.
Melanie M Sherazi,
Ph.D.
Lecturer in Writing; Writing Specialist
B.A., University of California, San Diego, 2000; Ph.D., University of California, Riverside, 2015. Caltech, 2017-19; 2021; 2022; 2023; 2024-25.
Robert P (Bob) Sherman,
Ph.D.
Professor of Economics and Statistics
B.A., Marquette University, 1978; M.A., University of Louisville, 1985; M.Phil., Yale University, 1987; Ph.D., 1991. Assistant Professor, Caltech, 1996-99; Associate Professor, 1999-2005; Professor, 2005-; Executive Officer, 2019-22.
Drora Shevy,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
M.D.,Tel Aviv University, 1986; Ph.D, 1986. Caltech, 2025-26.
Shinsuke (Shin) Shimojo,
Ph.D.
Gertrude Baltimore Professor of Experimental Psychology
B.A., University of Tokyo, 1978; M.A., 1980; Ph.D., Massachusetts Institute of Technology, 1985. Associate Professor, Caltech, 1997-98; Professor, 1999-2010; Baltimore Professor, 2010-.
Matthew S (Matt) Shum,
Ph.D.
Visiting Associate in Economics
B.A., Columbia University, 1992; Ph.D., Stanford University, 1998. Professor, Caltech, 2008-16; Johnson Professor, 2016-22; Hacker Professor, 2023-24; Visiting Associate, 2024-27.
Athanassios G (Thanos) Siapas,
Ph.D.
Professor of Computation and Neural Systems
B.S., Massachusetts Institute of Technology, 1990; M.S., 1992; Ph.D., 1996. Assistant Professor, Caltech, 2002-08; Bren Scholar 2003-08; Associate Professor, 2008-10; Professor, 2010-; Executive Officer, 2017-20.
Daniel M Silevitch,
Ph.D.
Research Professor of Physics
B.S., Massachusetts Institute of Technology, 1996; Ph.D., John Hopkins University, 2003. Caltech, 2015-.
David W Simmons-Duffin,
Ph.D.
Professor of Theoretical Physics
A.B., Harvard University, 2006; A.M., 2006; CASM., University of Cambridge, 2007; Ph.D., Harvard University, 2012. Visiting Associate, Caltech, 2016-17; Assistant Professor, 2017-20; Associate Professor, 2020-21; Professor, 2021-.
Barry M Simon,
Ph.D.; D.Sc.h.c.
International Business Machines Professor of Mathematics and Theoretical Physics, Emeritus
A.B., Harvard College, 1966; Ph.D., Princeton University, 1970; D.Sc.h.c., Technion-Israel Institute of Technology; University of Wales Swansea; Ludwig Maximilians-Universitat Munchen. Sherman Fairchild Distinguished Scholar, Caltech, 1980-81; Professor, 1981-84; International Business Machines Professor, 1984-2016; International Business Machines Professor, Emeritus, 2016-; Executive Officer, 1997-2003; 2009-13.
Melvin I (Mel) Simon,
Ph.D.
Anne P. and Benjamin F. Biaggini Professor of Biological Sciences, Emeritus
B.S., City College of New York, 1959; Ph.D., Brandeis University, 1963. Professor, Caltech, 1982-86; Biaggini Professor, 1986-2005; Biaggini Professor Emeritus, 2005-; Division Chair, 1995-2000.
Mark Simons,
Ph.D.
John W. and Herberta M. Miles Professor of Geophysics; Director, Brinson Exploration Hub
B.S., University of California, Los Angeles, 1989; Ph.D., Massachusetts Institute of Technology, 1995. Assistant Professor, Caltech, 1997-2003; Associate Professor, 2003-2007; Professor, 2007-17; Miles Professor, 2017-; Jet Propulsion Laboratory Chief Scientist, 2017-23; Director, 2024-.
Andrew J Sinclair,
Ph.D.
Visiting Assistant Professor of Finance
B.S., University of Toronto, 2007; M.Acc., University of Waterloo, 2009; Ph.D., Yale University, 2017. Caltech, 2022-27.
Juni Singh,
Ph.D.
Visiting Associate in Social Sciences of Sustainability
B.A., University of Delhi, 2013; M.A., Paris School of Economics, 2015; Ph.D., 2020. Instructor, 2022-24; Lecturer, 2024; Caltech, 2024-25.
Paul Siqueira,
Ph.D.
Visiting Associate in Planetary Science
B.S., Iowa State University, 1987; M.S., 1990; Ph.D., University of Michigan, 1996. Caltech, 2024-2026.
Annette J Smith,
Ph.D.
Professor of Literature, Emeritus
B.A., University of Paris (Sorbonne), 1947; M.A., 1950; Ph.D., 1970. Visiting Assistant Professor, Caltech, 1970-71; Lecturer, 1971-81; Associate Professor, 1982-85; Professor, 1985-92; Professor, Emeritus, 1993-.
Suzanne (Sue) Smrekar,
Ph.D.
Visiting Associate in Geophysics
B.S., Brown University, 1984; Ph.D., Southern Methodist University, 1990. Caltech, 2019-26.
B T Soifer,
Ph.D.
Harold Brown Professor of Physics, Emeritus
B.S., Caltech, 1968; Ph.D., Cornell University, 1972. Senior Research Fellow, Caltech, 1978-81; Senior Research Associate, 1981-89; Professor, 1989-15; Brown Professor, 2015-17; Kresa Leadership Chair, 2014-15; Brown Professor, Emeritus, 2017-; Director, Space Infrared Telescope Facility (SIRTF) Science Center, 1997-2004. Director, Spitzer Science Center, 2004-21; Deputy Chair, 2008-10; Acting Division Chair, 2010; Division Chair, 2010-15.
Antoine Y Song,
Ph.D.
Professor of Mathematics
B.S., Pierre and Marie Curie University, 2014; M.S., 2015; Ph.D., Princeton University, 2019. Assistant Professor, Caltech, 2022-25; Professor, 2025-.
Maria Spiropulu,
Ph.D.
Shang-Yi Ch'en Professor of Physics
B.Sc., Aristotle University of Thessaloniki, 1993; M.A., Harvard University, 1995; Ph.D., 2000. Associate Professor, Caltech, 2008-11; Professor, 2011-17; Ch'en Professor, 2017-.
Charles D Sprenger,
Ph.D.
Professor of Economics
B.A., Stanford University, 2002; M.Sc., University College London, 2005; Ph.D., University of California, San Diego, 2011. Professor, Caltech, 2020-; Executive Officer, 2022-25.
Laurent F Stainier,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., University of Liege, 1992; Ph.D., 1996. Visiting Professor, 2018-19; Caltech, 2004-05, 2011, 2013, 2022-26.
Dorothy S (Sarah) Stamps,
Ph.D.
Visiting Associate in Geology
B.S., University of Memphis, 2007; Ph.D., Purdue University, 2013. Caltech, 2025.
Damian A Stanley,
Ph.D.
Visiting Associate in Psychology
Ph.D., New York University, 2005. Caltech, 2016-26.
Angelike (Angela) Stathopoulos,
Ph.D.
Professor of Biology; Director, Center for Molecular and Cellular Neuroscience
B.A., University of California, 1992; Ph.D., Stanford University, 1998. Assistant Professor, Caltech, 2005-11; Professor, 2011-; Director, 2024-.
Charles (Chuck) Steidel,
Ph.D.
Lee A. DuBridge Professor of Astronomy
A.B., Princeton University, 1984; Ph.D., Caltech, 1990. Assistant Professor, Caltech, 1995-97; Associate Professor, 1997-98; Professor 1998-2004; DuBridge Professor, 2004-. Executive Officer, 2004-2007.
George Stepaniants,
Ph.D.
Lecturer in Computing and Mathematical Sciences; Postdoctoral Scholar Fellowship Trainee in Computing and Mathematical Sciences
B.S., University of Washington, 2019; Ph.D., Massachusetts Institute of Technology, 2024. Caltech, 2025.
Paul W Sternberg,
Ph.D.
Bren Professor of Biology; William K. Bowes Jr. Leadership Chair, Division of Biology and Biological Engineering
B.A., Hampshire College, 1978; Ph.D., Massachusetts Institute of Technology, 1984. Assistant Professor, Caltech, 1987-92; Associate Professor, 1992-96; Professor, 1996-2004; Morgan Professor, 2004-17; Bren Professor, 2017-; Division Chair, 2024-; Bowes Jr. Leadership Chair, 2024-; HHMI Investigator, 1992-2017.
David J (Dave) Stevenson,
Ph.D., D.S.c.
Marvin L. Goldberger Professor of Planetary Science, Emeritus
B.S., Victoria University (New Zealand), 1971; M.S., 1972; Ph.D., Cornell University, 1976; D.S.c., Victoria University. Associate Professor, Caltech, 1980-84; Professor, 1984-95; Van Osdol Professor, 1995-2011; Goldberger Professor, 2011-21; Goldberger Professor, Emeritus, 2021-; Division Chair, 1989-94.
Joann M Stock,
Ph.D.
Professor of Geology and Geophysics
B.S., Massachusetts Institute of Technology, 1981; M.S., 1981; Ph.D., 1988. Visiting Assistant Professor, Caltech, 1990; Associate Professor, 1992-98; Professor, 1998-.
Edward M Stolper,
Ph.D., D.Sc.h.c., D. Phil.h.c.
Judge Shirley Hufstedler Professor of Geology, Emeritus
A.B., Harvard College, 1974; M.Phil., University of Edinburgh, 1976; Ph.D., Harvard University, 1979; D.Sc.h.c., University of Bristol; University of Edinburgh; D.Phil.h.c., Hebrew University. Assistant Professor, Caltech, 1979-82; Associate Professor, 1982-83; Professor, 1983-90; Leonhard Professor, 1990-2019; Millikan Professor, 2020-21; Distinguished Professor, 2021-22; Hufstedler Professor, 2022-25; Hufstedler Professor Emeritus, 2025-; Larson Provostial Chair, 2013-17; Executive Officer, 1989-94; Division Chair, 1994-2004; Acting Provost, 2004; Provost, 2007-17; Interim President, 2013-2014; Senior Advisor, 2017-19.
Brian M Stoltz,
Ph.D.
Victor and Elizabeth Atkins Professor of Chemistry; Investigator, Heritage Medical Research Institute
B.A., B.S., Indiana University of Pennsylvania, 1993; M.A., Yale University, 1996; Ph.D., 1997. Assistant Professor, Caltech, 2000-06; Associate Professor, 2006-07; Professor, 2007-; Bowles Professor, 2007-12; Atkins Professor, 2022-. Executive Officer, 2010-12; HMRI Investigator, 2021-.
Ellen G Strauss,
Ph.D.
Senior Research Associate in Biology, Emeritus
B.A., Swarthmore College, 1960; Ph.D., Caltech, 1966. Research Fellow, 1969-73; Senior Research Fellow, 1973-84; Senior Research Associate, 1984-2007; Senior Research Associate Emeritus, 2007-.
Andrew M Stuart,
Ph.D.
Bren Professor of Computing and Mathematical Sciences
B.S., University of Bristol, 1983; Ph.D., University of Oxford, 1986. Bren Professor, Caltech, 2016-.
Jennifer M Jackson,
Ph.D.
William E. Leonhard Professor of Mineral Physics; Vice Provost
B.S., University of Illinois, Urbana-Champaign, 1999; M.S., University of Notre Dame, 2000; Ph.D., University of Illinois, 2005. Assistant Professor, Caltech, 2007-12; Professor, 2012-20; Leonhard Professor, 2020-; Vice Provost, 2025-.
Anne Sullivan,
Ph.D.
Lecturer in English
B.A., University of California (Riverside), 2008; M.A., 2012; Ph.D., 2018. Instructor, 2018-2022. Caltech, 2025.
Carlos A Taboada,
Ph.D.
Assistant Professor of Biology and Biological Engineering; William H. Hurt Scholar
B.A., University of Buenos Aires, 2011; Ph.D., 2017. Assistant Professor, Caltech, 2025-.
Reza Tadayon Nejad,
Ph.D.
Visiting Associate in Neuroscience
Ph.D., University of Calgary, 2011; M.D., Ahwaz University of Medical Science, 2004. Caltech, 2019-27.
Shervin Taghavi Larigani,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
M.S., California Institute of Technology, 2001; Ph.D., 2006. Caltech, 2015-20; 2021-25.
Yu-Chong Tai,
Ph.D.
Anna L. Rosen Professor of Electrical Engineering and Medical Engineering
B.S., National Taiwan University, 1981; M.S., University of California, 1986; Ph.D., 1989. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-2000; Professor, 2000-13; Rosen Professor, 2013-; Cherng Leadership Chair, 2017-22; Executive Officer, 2005-2008, 2013-22.
Michael K Takase,
Ph.D.
Lecturer in Chemistry
B.S., University of Hawaii (Manao), 2004; Ph.D., University of California (Irvine), 2009. Caltech, 2013; 2014; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024.
Omer Tamuz,
Ph.D.
Professor of Economics and Mathematics
B.Sc., Tel Aviv University, 2006; M.Sc., Weizmann Institute of Science, 2010; Ph.D., 2013. Assistant Professor, Caltech, 2015-19; Professor, 2019-.
Yunqing Tang,
Ph.D.
Professor of Mathematics
B.S., Peking University, 2011; Ph.D., Harvard, 2016. Caltech, 2024.
Sarah M Tashjian,
Ph.D.
Visiting Associate in Neuroscience
B.A., University of Florida, 2007; B.S., 2007; J.D., Columbia Law School, 2010; M.A., University of California (Los Angeles), 2016, Ph.D., 2020. Caltech, 2023-25.
Joao Teixeira,
Ph.D.
Visiting Associate in Environmental Science and Engineering
Ph.D., University of Lisbon, 2000. Caltech, 2010-27.
Julia Tejada ,
Ph.D.
Assistant Professor of Geobiology; William H. Hurt Scholar
B.Sc., Universidad Nacional Mayor de San Marcos, 2008; M.Sc. University of Florida, 2015; M.A., Columbia University, 2017; M. Phil, 2019; Ph.D., 2020. Visiting Associate, Caltech, 2022; Assistant Professor, 2023-; Hurt Scholar, 2024-.
Saul A Teukolsky,
Ph.D.
Robinson Professor of Theoretical Astrophysics
B.Sc., University of the Witwatersrand, 1970; Ph.D., Caltech, 1973. Visiting Associate, Caltech, 2015-16; Robinson Professor, 2017-.
Andrew F Thompson,
Ph.D.
John S. and Sherry Chen Professor of Environmental Science and Engineering; Director, Ronald and Maxine Linde Center for Global Environmental Science; Executive Officer for Environmental Science
B.S., Dartmouth College, 2000; C.A.S., University of Cambridge, 2001, M.Phil., 2002; Ph.D., Scripps Institute of Oceanography, 2006. Assistant Professor, Caltech, 2011-17; Professor, 2017-24; Chen Professor, 2024-; Academic Officer, 2019-22; Director, Linde Center, 2023-; Executive Officer, 2023-.
Matthew W Thomson,
Ph.D.
Professor of Computational Biology; Investigator, Heritage Medical Research Institute
B.A., Harvard University, 2001; Ph.D., 2011. Visiting Associate, Caltech, 2016; Assistant Professor, 2017-24; Professor, 2024-; HMRI Investigator, 2018-.
Kip S Thorne,
Nobel Laureate, Ph.D, D.Sc.h.c., D.h.c., L.H.D.h.c.
Richard P. Feynman Professor of Theoretical Physics, Emeritus
B.S., Caltech, 1962; Ph.D., Princeton University, 1965; D.Sc.h.c., Illinois College; Utah State University; University of Chicago; D.h.c., Moscow University; University of Glasgow; L.H.D.h.c., The Claremont Graduate University. Research Fellow, Caltech, 1966-67; Associate Professor, 1967-70; Professor, 1970-91; Kenan Professor, 1981-91; Feynman Professor, 1991-2009; Feynman Professor, Emeritus, 2009-.
David A Tirrell,
Ph.D., D.h.c.
Provost; Ross McCollum-William H. Corcoran Professor of Chemistry and Chemical Engineering; Carl and Shirley Larson Provostial Chair
B.S., Massachusetts Institute of Technology, 1974; M.S., University of Massachusetts, 1976; Ph.D., 1978; D.h.c., Eindhoven Technical University. McCollum-Corcoran Professor and Professor, Caltech, 1998-; Larson Provostial Chair, 2017-; Division Chair, 1999-2009; Director, Beckman Institute, 2011-17, Provost, 2017-.
Francois Tissot,
Ph.D.
Professor of Geochemistry; Investigator, Heritage Medical Research Institute
Diplôme d'Ingenieur, École National Supérieure de Géologie, 2009; M.Sc., Lulea University of Technology, 2009; Ph.D., University of Chicago, 2015. Visiting Associate, Caltech, 2017-18; Assistant Professor, 2018-24; Professor, 2024-; HMRI Investigator, 2021-.
Ritsuko H Toner,
Ph.D.
Lecturer in Japanese
B.A., Kyoto University of Foreign Studies (Japan), 1974; M.A., University of Southern California, 1979; Ph.D., 1987. Caltech, 1992-.
Christopher Towse,
Ph.D.
Visiting Associate in the Center for Teaching, Learning and Outreach
Ph.D., Brown University, 1993: Caltech, 2024-2025.
Sandra Troian,
Ph.D.
Professor of Applied Physics, Aeronautics, and Mechanical Engineering
B.A., Harvard University, 1980; M.S., Cornell University, 1984; Ph.D., 1987. Moore Distinguished Scholar, Caltech, 2004-05; Professor, 2006-.
Joel A Tropp,
Ph.D.
Steele Family Professor of Applied and Computational Mathematics
B.A., B.S., University of Texas, Austin, 1999; M.S., 2001; Ph.D., 2004. Assistant Professor, Caltech, 2007-12; Professor, 2012-17; Steele Family Professor, 2017-.
Jedidiah Tsang,
M.S.
Lecturer in Computing and Mathematical Sciences
B.A., University of California (Berkeley), 2023; M.S., 2024. Caltech, 2025.
Carol C (Chace) Tydell,
DVM
Lecturer in Biology and Biological Engineering
B.S., University of California (Davis), 1980; D.V.M., 1982. Adjunct Professor, Pasadena City College, 2007-2010. Instructor Biological Sciences, Cerritos College, 2010 -. Visiting Associate, Caltech, 2007-10; Lecturer, 2008, 2010, 2011, 2012, 2013, 2014, 2015-25.
Christopher M (Chris) Umans,
Ph.D.
Professor of Computer Science; William M. Coughran Jr. Leadership Chair, Department of Computing and Mathematical Sciences; Executive Officer for Computing and Mathematical Sciences
B.A., Williams College, 1996; Ph.D., University of California, Berkeley, 2000. Assistant Professor, Caltech, 2002-08; Associate Professor, 2008-10; Professor, 2010-; Coughran Leadership Chair, 2022-; Division Deputy Chair, 2018-20; Executive Officer, 2020-.
Carlo R (Carl) Urbinati,
Ph.D.
Visiting Associate in Biology and Biological Engineering
B.S., University of Illinois, Urbana, 1992; Ph.D., Loyola University, Chicago, 1998. Caltech, 2017-18; 2019; 2022-26.
Kerry J Vahala,
Ph.D.
Ted and Ginger Jenkins Professor of Information Science and Technology and Applied Physics
B.S., Caltech, 1980; M.S., 1981; Ph.D., 1985. Research Fellow in Applied Physics, Caltech, 1985; Assistant Professor, 1986-90; Associate Professor, 1990-96; Professor, 1996-2002; Jenkins Professor, 2002-; Executive Officer, 2013-25.
Palghat P Vaidyanathan,
Ph.D.
Kiyo and Eiko Tomiyasu Professor of Electrical Engineering
B.Sc., University of Calcutta, 1974; B.Tech., 1977; M.Tech., 1979; Ph.D., University of California, Santa Barbara, 1982. Assistant Professor, Caltech, 1983-88; Associate Professor, 1988-93; Professor, 1993-2018; Tomiyasu Professor, 2018-; Executive Officer, 2002-05.
Michele Vallisneri,
Ph.D.
Visiting Associate in Theoretical Astrophysics
Laurea, University of Parma, Italy, 1997; M.S., 2000; Ph.D., California Institute of Technology, 2002. Research Scientist, Jet Propulsion Laboratory, 2005-. Lecturer, Caltech, 2003-05; Visiting Associate, 2005-25.
David A Van Valen,
Ph.D.
Assistant Professor of Biology and Biological Engineering; Investigator, Heritage Medical Research Institute; HHMI Freeman Hrabowski Scholar
B.S., Massachusetts Institute of Technology, 2003; Ph.D., Caltech, 2011; M.D., University of California, Los Angeles, 2013. Visiting Associate, Caltech, 2017-18; Research Assistant Professor, 2018; Assistant Professor, 2018-; HMRI Investigator, 2021-; HHMI Hrabowski Scholar, 2023-.
Michael C Vanier,
Ph.D.
Teaching Professor of Computing and Mathematical Sciences
B.S., McGill University, 1986; M.S., California Institute of Technology, 1993; Ph.D., 2001. Lecturer in Computing and Mathematical Sciences, 2004-2020; Teaching Professor of Computing and Mathematical Sciences, 2020-.
Alexander J Varshavsky,
Ph.D.
Thomas Hunt Morgan Professor of Biology
B.S., Moscow State University, 1970; Ph.D., Institute of Molecular Biology, 1973. Smits Professor, Caltech, 1992-17; Morgan Professor, 2017-.
Paulo Vasconcelos,
Ph.D.
Visiting Associate in Geochemistry
B.S., University of Kansas, 1983; M.A., University of Texas (Austin), 1987; Ph.D., University of California (Berkeley), 1992. Caltech, 2011-16, 2020-25.
Gautam Vasisht,
Ph.D.
Visiting Associate of Applied Physics and Materials Science
B.E., Indian Institute of Technology, 1990; Ph.D., California Institute of Technology, 1996. Caltech, 2023-26.
Jeremy G Venditti,
Ph.D.
Visiting Professor in Geology
B.Sc., University of Guelph, 1995; M.Sc., University of Southern California, 1997; Ph.D., University of British Columbia, 2003. Caltech, 2024.
Michael A (Mike) Vicic,
Ph.D.
Teaching Professor in Chemical Engineering
B.S., University of Akron, 1992; Ph.D., Caltech, 1999. Lecturer, 2003-08; 2010; 2012-2030.
Thomas G Vidick,
Ph.D.
Visiting Associate in Computing and Mathematical Sciences
Ph.D., University of California, 2011. Caltech, 2024-26.
Scott C Virgil,
Ph.D.
Lecturer in Chemistry
B.S., Caltech, 1987; Ph.D., Harvard University, 1991. Caltech, 2008; 2009: 2010; 2011; 2013; 2014; 2015; 2016; 2017; 2018; 2020; 2021; 2022; 2023; 2024-25.
Petr Vogel,
Ph.D.
Senior Research Associate in Physics, Emeritus
Ph.D., Joint Institute of Nuclear Research (USSR), 1966. Senior Research Fellow, Caltech, 1970-75; Research Associate, 1975-81; Senior Research Associate, 1981-2004; Lecturer, 1983-90; 1992; 1995-96; 1999-2000; 2006; Senior Research Associate Emeritus, 2004-.
Rochus E (Robbie) Vogt,
Ph.D.
R. Stanton Avery Distinguished Service Professor and Professor of Physics, Emeritus
S.M., University of Chicago, 1957; Ph.D., 1961. Assistant Professor, Caltech, 1962-65; Associate Professor, 1965-70; Professor, 1970-82; Avery Distinguished Service Professor, 1982-2002; Avery Distinguished Service Professor, Emeritus, 2002-; Chief Scientist, Jet Propulsion Laboratory, 1977-78; Division Chair, 1978-83; Acting Director, Owens Valley Radio Observatory, 1980-81; Vice President and Provost, 1983-87; Director, Laser Interferometer Gravitational-Wave Observatory Project, 1987-94.
Peter W Voorhees,
Ph.D.
Visiting Associate in Applied Physics and Materials Science
B.S. Rensselaer Polytechnic Institute, 1977; Ph.D., 1982. Caltech, Moore Distinguished Scholar, 2019; Visiting Associate, 2019-25.
Rebecca M Voorhees,
Ph.D.
Professor of Biology and Biological Engineering; HHMI Freeman Hrabowski Scholar
B.S., Yale University, 2007; M.Sc., 2007; Ph.D., MRC Laboratory of Molecular Biology, 2011. Visiting Associate, Caltech, 2016-17; Assistant Professor, 2017-25; Professor, 2025-; HMRI Investigator, 2017-2023; HHMI Hrabowski Scholar, 2023-.
Daniel A Wagenaar,
Ph.D.
Research Professor of Biology and Biological Engineering
M.S., University of Amsterdam, 1997; M.S., King's College - London, 1998; Ph.D., Caltech, 2006; 2016-.
Duane E Waliser,
Ph.D.
Visiting Associate in Planetary Science
B.S., Oregon State University, 1985; M.S., University of California (San Diego), 1987; Ph.D., 1992. Research Scientist, Jet Propulsion Laboratory, 2004-. Caltech, 2004-26.
Fabian Walter,
Ph.D.
Visiting Associate in Astronomy
M.S., University of New Mexico Albuquerque, 1995; Ph.D., University of Bonn, 1999. Caltech, 2015-26.
Jialan Wang,
Ph.D.
Visiting Associate in Finance
B.S., California Institute of Technology, 2003; Ph.D., Massachusetts Institute of Technology, 2010. Caltech, 2024-26.
Kaihang Wang,
Ph.D.
Assistant Professor of Biology and Biological Engineering
B.S., University College, London, 2004; Ph.D., University of Cambridge, 2008. Visiting Associate, Caltech, 2017-18; Assistant Professor, 2018-.
Lihong Wang,
Ph.D.
Bren Professor of Medical Engineering and Electrical Engineering; Andrew and Peggy Cherng Medical Engineering Leadership Chair;
Executive Officer for Medical Engineering
B.S., Huazhong University of Science and Technology, 1984; M.S., 1987; Ph.D., Rice University, 1992. Visiting Associate, Caltech, 2016; Bren Professor, 2017-; Cherng Medical Engineering Leadership Chair, 2022-; Executive Officer, 2022-.
Pai Wang,
Ph.D.
Lecturer in Chinese
B.A., Shaanxi Normal University, 2013; M.A., The Chinese University of Hong Kong, 2014; Ph.D., University of California, San Diego, 2022. Caltech, 2022-25.
Zhen-Gang Wang,
Ph.D.
Dick and Barbara Dickinson Professor of Chemical Engineering; Executive Officer for Chemical Engineering
B.Sc., Beijing University, 1982; Ph.D., University of Chicago, 1987. Assistant Professor, Caltech,
1991-97; Associate Professor, 1997-2002; Professor, 2002-15; Hanson Professor, 2015-17; Dickinson
Professor, 2017-; Executive Officer, 2019-.
Michael M Watkins,
Ph.D.
Professor of Aerospace and Geophysics
B.S., University of Texas, Austin, 1983; M.S., 1985; Ph.D., 1989. Professor, Caltech, 2016-; Vice President and Director of Jet Propulsion Laboratory, 2016-21.
Ryan Watkins,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., Clarkson University, 2009; M.S., University of Michigan, 2012, Ph.D., 2015. Caltech, 2023-25.
Glenn A Waychunas,
Ph.D.
Visiting Associate in Geochemistry
B.A., Temple University, 1972; Ph.D., University of California (Los Angeles), 1979. Caltech, 2020-25.
Lu Wei,
Ph.D.
Assistant Professor of Chemistry; Investigator, Heritage Medical Research Institute; Ronald and JoAnne Willens Scholar
B.S., Nanjing University, 2010; Ph.D., Columbia University, 2015. Visiting Associate, Caltech, 2017-18; Assistant Professor, 2018-; HMRI Investigator, 2021-; Willens Scholar, 2024-.
Sander Weinreb,
Ph.D.
Visiting Associate in Astronomy
B.S., Massachusetts Institute of Technology, 1958; Ph.D., 1963. Caltech, 1999-2026.
Alan J Weinstein,
Ph.D.
Professor of Physics
A.B., Harvard University, 1978; Ph.D., 1983. Assistant Professor, Caltech, 1988-95; Associate Professor, 1995-99; Professor, 2000-; Executive Officer, 2020-23.
Cindy A Weinstein,
Ph.D.
Eli and Edythe Broad Professor of English
B.A., Brandeis University, 1982; Ph.D., University of California, 1989. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-2005; Professor, 2005-16; Broad Professor, 2016-; Executive Officer, 2008-14; Vice Provost, 2014-18, 2019-21; Chief Diversity Officer, 2015-18, 2019-21.
Daniel P (Dan) Weitekamp,
Ph.D.
Professor of Chemical Physics
B.A., Harvard College, 1974; Ph.D., University of California, 1982. Assistant Professor, Caltech, 1985-91; Associate Professor, 1991-2006; Professor, 2006-.
Max Welling,
Ph.D.
Richard N. Merkin Distinguished Visiting Professor in Engineering and Applied Science
B.S., Utrecht University, 1993; Ph.D., 1998. Visiting Associate, Caltech, 2024; Merkin Distinguished Visiting Professor, 2025.
Paul O Wennberg,
Ph.D.
R. Stanton Avery Professor of Atmospheric Chemistry and Environmental Science and Engineering
B.A., Oberlin College, 1985; Ph.D., Harvard University, 1994. Associate Professor, Caltech, 1998-2001; Professor, 2001-04; Avery Professor, 2004-; Director, Linde Center, 2008-11, 2014-23; Executive Officer, 2012-23; Acting Director, Linde Center, 2012-14.
Michael W Werner,
Ph.D.
Visiting Associate in Physics
B.A., Haverford College, 1963; Ph.D., Cornell University, 1968. Caltech, 1992-96; 2009-13; 2016-25.
Brian P Wernicke,
Ph.D.
Chandler Family Professor of Geology, Emeritus
B.S., University of Southern California, 1978; Ph.D., Massachusetts Institute of Technology, 1982. Visiting Professor, Caltech, 1990; Professor, 1992-2001; Chandler Professor, 2001-24; Emeritus, 2024.
Nicolas Wey-Gomez,
Ph.D.
Professor of History
B.A., Brandeis University, 1986; M.A., Johns Hopkins University, 1987; M.A., 1991; Ph.D., 1996. Associate Professor, Caltech, 2010; Professor, 2010-.
Adam C Wierman,
Ph.D.
Carl F Braun Professor of Computing and Mathematical Sciences
B.S., Carnegie Mellon University, 2001; M.S., 2004; Ph.D., 2007. Assistant Professor, Caltech, 2007-12; Professor, 2012-24; Braun Professor, 2024-; Executive Officer, 2015-20; Associate Director, Information Science and Technology, 2015-16; Director, Information Science and Technology, 2016-25.
Danielle L Wiggins,
Ph.D.
Assistant Professor of History
B.A., Yale University, 2012; Ph.D., Emory University, 2018. Assistant Professor, Caltech, 2019-.
John C Williams,
Ph.D.
Visiting Associate in Chemistry
B.S., University of California (Santa Cruz), 1990; M.S., Columbia University, 1993; Ph.D, 1995. Caltech, 2020-30.
Richard M Wilson,
Ph.D.
Professor of Mathematics, Emeritus
B.S., Indiana University, 1966; M.S., Ohio State University, 1968; Ph.D., 1969. Sherman Fairchild Distinguished Scholar, Caltech, 1976; Professor, 1980-2014; Professor, Emeritus, 2014-.
Erik Winfree,
Ph.D.
Professor of Computer Science, Computation and Neural Systems, and Bioengineering
B.S., University of Chicago, 1991; Ph.D., Caltech, 1998. Assistant Professor, Caltech, 1999-2006; Associate Professor, 2006-10; Professor, 2010-.
Jay R Winkler,
Ph.D.
Faculty Associate in Chemistry; Lecturer in Chemistry; MBI & Director, Laser Resource Center
B.S., Stanford University, 1978; Ph.D., Caltech, 1984. Lecturer, 2002; 2004-05; 2009-10; 2013; 2014; 2015; 2016; 2017; 2018; 2021; 2022; 2023; 2024; 2025. Faculty Associate, 2008-27.
Kenneth J Winston,
Ph.D.
Lecturer in Economics
B.S., Caltech, 1973; M.S., 1974; Ph.D., Massachusetts Institute of Technology, 1979. Caltech, 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2020; 2021; 2022; 2023; 2024; 2025.
Mark B Wise,
Ph.D.
John A. McCone Professor of High Energy Physics
B.Sc., University of Toronto, 1976; M.Sc., 1977; Ph.D., Stanford University, 1980. Assistant Professor, Caltech, 1982-84; Associate Professor, 1984-85; Professor, 1985-92; McCone Professor, 1992-.
Alec Wodtke,
Ph.D.
Moore Distinguished Scholar
B.S., University of Utah, 1981; Ph.D., University of California, Berkeley, 1986. Caltech, 2025.
Barbara J Wold,
Ph.D.
Bren Professor of Molecular Biology; Merkin Institute Professor
B.S., Arizona State University, Tempe, 1973; Ph.D., Caltech, 1978. Research Fellow, Caltech, 1978; Assistant Professor, 1981-88; Associate Professor, 1988-96; Professor, 1996-2002; Bren Professor, 2003-; Davis Leadership Chair, Merkin Institute; 2019-23; Merkin Institute Professor, 2024-; Director, Beckman Institute, 2001-11, Director, Merkin Institute, 2019-23.
Juliann K (Juli) Wolfgram,
Ph.D.
Lecturer in Art History
B.A., Scripps College, 1979; M.A., University of Kansas, 1986; M.Phil., 1986; Ph.D., 1986. Caltech, 1992-2012: 2016; 2018; 2019; 2020; 2021; 2022; 2023; 2024.
James F Woodward,
Ph.D.
J. O. and Juliette Koepfli Professor of the Humanities, Emeritus
B.A., Carleton College, 1968; Ph.D., University of Texas, Austin, 1977. Mellon Postdoctoral Instructor, Caltech, 1983-86; Assistant Professor, 1986-88; Associate Professor, 1988-92; Professor, 1992-2001; Koepfli Professor, 2001-2010; Koepfli Professor, Emeritus, 2010-. Executive Officer; 1992-95; 2000-2003.
Haiyan Wu,
Ph.D.
Visiting Associate in Psychology
B.A., Guangxi Normal University, 2007; M.A., Zhejiang University, 2010; Ph.D., Beijing Normal University, 2013. Caltech, 2017; 2024-27.
Wai Ling (Kimmy) Wu,
Ph.D.
Assistant Professor of Physics
B.S., University of Michigan, Ann Arbor, 2008; Ph.D., Stanford University, 2015. Visiting Associate, Caltech 2024-25; Assistant Professor, 2025-.
Wai Ling (Kimmy) Wu,
Ph.D.
Visiting Associate in Physics
B.S., University of Michigan, Ann Arbor, 2008; Ph.D., Stanford University, 2015. Caltech 2024.
Peter J Wyllie,
Ph.D., D.Sc.h.c.
Professor of Geology, Emeritus
B.Sc. (Geology and Physics), Saint Andrews University (Scotland), 1952; B.Sc. (Geology), 1955; Ph.D., 1958; D.Sc.h.c., Saint Andrews University. Professor, Caltech, 1983-99; Professor, Emeritus, 1999-; Division Chair, 1983-87; Divisional Academic Officer, 1994-99.
Chengxiang Xiang,
Ph.D.
Research Professor of Applied Physics and Materials Science
Ph.D., University of California (Irvine), 2009. Caltech, 2021-.
Miao Xie,
Ph.D.
Visiting Associate in Chemistry
Ph.D., Jilin University, 2015. Caltech 2024-25.
Yi Xin,
Ph.D.
Assistant Professor of Economics
B.A., B.S., Peking University, 2012; M.A., Johns Hopkins University, 2016; Ph.D., 2018. Assistant Professor, Caltech, 2018-.
Changhuei Yang,
Ph.D.
Thomas G. Myers Professor of Electrical Engineering, Bioengineering, and Medical Engineering; Investigator, Heritage Medical Research Institute; Executive Officer for Electrical Engineering
B.S. (Electrical Engineering); B.S. (Physics), Massachusetts Institute of Technology, 1997; M.S.(Engineering), 1997; B.S. (Mathematics), 2002; Ph.D., 2001. Assistant Professor, Caltech, 2003-09; Associate Professor, 2009-10; Professor, 2010-16; Myers Professor, 2016-; HMRI Investigator, 2021-; Executive Officer, 2024-.
Amnon Yariv,
Ph.D.
Martin and Eileen Summerfield Professor of Applied Physics and Electrical Engineering
B.S., University of California, Berkeley, 1954; M.S., 1956; Ph.D., 1958. Associate Professor, Caltech, 1964-66; Professor, 1966-79; Myers Professor, 1979-96; Summerfield Professor, 1996-.
Linda Ye,
Ph.D.
Assistant Professor of Physics
B.S., Tsinghua University, 2012; M.E., University of Tokyo, 2014; Ph.D. Massachusetts Institute of Technology, 2020. Visiting Associate, Caltech 2022-23, Assistant Professor, 2023-.
Nai-Chang Yeh,
Ph.D.
Thomas W. Hogan Professor of Physics
B.S., National Taiwan University, 1983; Ph.D., Massachusetts Institute of Technology, 1988. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-97; Professor, 1997-2022; Hogan Professor, 2022-; Fletcher Jones Foundation Co-Director, Kavli Nanoscience Institute, 2013-19.
Jiangyue (Julia Jiangyue) Yu,
Ph.D.
Lecturer in Chinese
B.A., Peking University, 2009; M.A., 2012; Ph.D., University of Sorbonne, 2018. Caltech, 2021-25.
Tony Yue Yu,
Ph.D.
Professor of Mathematics
B.A., Peking University, China and École normale supérieure Paris, 2011; M.S., École normale supérieure Paris, 2013; Ph.D., University of Paris, 2016. Professor, Caltech, 2021-.
Yisong Yue,
Ph.D.
Professor of Computing and Mathematical Sciences
B.S., University of Illinois, 2005; Ph.D., Cornell University, 2010. Assistant Professor, Caltech, 2014-20; Professor, 2020-.
Yuk L Yung,
Ph.D.
Professor of Planetary Science; Jet Propulsion Laboratory Senior Research Scientist
B.S., University of California, 1969; Ph.D., Harvard University, 1974. Visiting Associate, Caltech,
1976; Assistant Professor, 1977-82; Associate Professor, 1982-86; Professor, 1986-2011, 2017-; Smits Family Professor, 2012-16; Jet Propulsion Laboratory Research Scientist, 2014-15; Jet Propulsion Laboratory Senior Research Scientist, 2015-.
Emily J Zakem,
Ph.D.
Lecturer in Environmental Science and Engineering
B.F.A., University of Michigan, 2004; M.S., University of Colorado Boulder, 2011; Ph.D., Massachusetts Institute of Technology, 2017. Caltech, 2025.
Magdalena (Magda) Zernicka-Goetz,
Ph.D.
Bren Professor of Biology and Biological Engineering
Ph.D., University of Warsaw, 1993. Visiting Associate, Caltech, 2018-19; Bren Professor, 2019-.
Zhongwen Zhan,
Ph.D.
Professor of Geophysics; Clarence R. Allen Leadership Chair, Seismological Laboratory; Director, Seismological Laboratory
B.S., University of Science and Technology of China, 2006; M.S., 2008; Ph.D., Caltech, 2013. Assistant Professor, Caltech, 2015-22; Professor, 2022-; Allen Leadership Chair, 2025-; Director, 2025-.
Anqi Zhang,
Ph.D.
Assistant Professor of Medical Engineering
B.S., Fudan University, 2014; Ph.D., Harvard University, 2020. Visiting Associate, Caltech, 2024-25; Assistant Professor, 2025-.
Lingfu Zhang,
Ph.D.
Assistant Professor of Mathematics
B.S., Massachusetts Institute of Technology, 2017; Ph.D., Princeton University, 2022. Assistant Professor, Caltech 2024-.
Bo Zhou,
Ph.D.
Visiting Associate in Mechanical and Civil Engineering
B.S., Huazhong University of Science and Technology, 2005; Ph.D., 2013. Caltech 2023-25.
Yue Zhou,
Ph.D.
Visiting Associate in Chemistry
Ph.D., Pennsylvania State University, 2015. Caltech, 2022-27.
Kai G Zinn,
Ph.D.
Howard and Gwen Laurie Smits Professor of Biology
B.A., University of California, San Diego, 1977; Ph.D., Harvard University, 1983. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-1999. Professor, 1999-2017; Smits Professor, 2017-.
Jonas Zmuidzinas,
Ph.D.
Merle Kingsley Professor of Physics
B.S., Caltech, 1981; Ph.D., University of California, 1987. Assistant Professor, Caltech, 1989-95; Associate Professor, 1995-2000; Professor 2000-10; Kingsley Professor, 2010-; Jet Propulsion Laboratory Senior Research Scientist, 2005-11; Jet Propulsion Laboratory Chief Technologist, 2011-16; Director, Micro-Devices Laboratory, Jet Propulsion Laboratory, 2007-11; Director, Caltech Optical Observatories, 2018-23.
Konstantin M Zuev,
Ph.D.
Teaching Professor of Computing and Mathematical Sciences
B.S., Lomonosov Moscow State University, Russia, 2003; M.S., 2008; Ph.D., Hong Kong University of Science and Technology, 2009. Visiting Associate in Computing and Mathematical Sciences, 2011-13; Lecturer in Computing and Mathematical Sciences, 2015-20; Teaching Assistant Professor of Computing and Mathematical Sciences, 2020-22; Caltech, 2022-.
Cinzia Zuffada,
Ph.D.
Visiting Associate in Geophysics
Ph.D., University of Pavia, 1979. Caltech 2023-27.
Kathryn M Zurek,
Ph.D.
Professor of Theoretical Physics
B.S., Bethel University, 2001; Ph.D., University of Washington, 2006; Professor, Caltech, 2019-.