• 2023 to present: Consulting Professor, MBZUAI
• November 2018 to present: Fellow, Center for the Neurobiology of Learning and
Memory, UCI
• July 2018 to present: Distinguished Professor, Department of Computer Science, UCI
• February 2017 to present: Joint appointment in the Department of Mathematics, UCI
• February 2015 to present: Joint appointment in the Department of Statistics, UCI
• October 2006 to June 2018t: Chancellor’s Professor, UCI
• September 2006 to present: Founding Associate-Director, Center for Machine
Learning and Intelligent Systems
• January 2001 to present: Founding Director Institute for Genomics and
Bioinformatics.
• June 2001 to present: Professor Department of Computer Science, School of
Information and Computer Sciences, University of California, Irvine. [Joint
appointments in the Department of Biological Chemistry, College of Medicine,
Department of Biomedical Engineering School of Engineering]
• June 2001 to July 2019: Joint appointment in the Department of Developmental and
Cell Biology, School of Biological Sciences.
• January 2002 to December 2005: Application Layer Leader (Digitally Enabled
Medicine) for the California Institute for Telecommunications and Information
Technology [Calit22]
• July 1999 to May 2001: Associate Professor, Department of Information and
Computer Science, University of California, Irvine. [Joint appointment in the
Department of Biological Chemistry, College of Medicine and the Department of
Developmental and Cell Biology, School of Biological Sciences]
• 1991 to June 1999: Chairman and CEO, Net-ID, Inc
• January 1999: Visiting Professor, Department of Computer Science, University of Florence
• 1995 to 1996: Member of the Professional Staff, Division of Biology, California
Institute of Technology
• 1988 to 1995: Member of the Technical Staff in the Nonlinear Science and
Information Processing Group at the Jet Propulsion Laboratory, and Visiting
Research Associate, Division of Biology, California Institute of Technology
• Summer 1988: Visiting Research Mathematician, Department of Mathematics,
University of California, San Diego
• 1986-1988: Visiting Lecturer, Department of Mathematics, University of California, San Diego