Ph.D., Cornell University (Physics), 1991
M.S., Cornell University (Physics), 1988
B.A., Yale University (History), 1984 (cum laude, with distinction in major)
Senior Research Associate, Center for Advanced Computing,
Cornell University, 2017 - present
Adjunct Professor, Department of Physics & Laboratory of Atomic and
Solid State Physics (LASSP), Cornell University, 2010 - present
Senior Research Associate, Bioinformatics Facility, Biotechnology
Resource Center, Institute of Biotechnology,
Cornell University, 2007 - 2017
Consultant / Plant Systems Scientist, Benson Hill Biosystems, Inc.,
2016-2017
Scientific Director (interim), arXiv.org, 2014 - 2016
Associate Director for Computational Life Sciences, Cornell Theory Center,
Cornell University, 2006 - 2007
Senior Research Associate, Cornell Theory Center,
Cornell University, 1998 - 2007
Senior Scientist, Beam Technologies, Inc., Ithaca, NY, 1997-1998
Research Associate and Group Leader, Computational Science and Engineering
Research Group, Cornell Theory Center, Cornell University, 1993 - 1997
Postdoctoral Research Associate, Institute for Theoretical Physics,
University of California, Santa Barbara, 1991-1993
Graduate Research Assistant, Laboratory of Atomic and Solid State Physics,
Cornell University, 1986-1991
Teaching Assistant, Department of Physics,
Cornell University, 1985-1986
Research Assistant, Section of Applied Physics, Yale University, 1984-1985