1976 | B.S., Entomology; Chemistry, San Jose State University, San Jose, CA |
1980 | Ph.D., Entomology, University of California, Davis, CA |
1986-1989 | Assistant Professor, Department of Entomology, The Ohio State University, Columbus, Ohio, OH |
1989-1991 | Associate Professor, Department of Entomology, University of California, Davis, CA |
1991-2004 | Professor, Department of Entomology, University of California, Davis, CA |
1999-2004 | Chair, Department of Entomology, University of California, Davis, CA |
2001-2005 | External Faculty, Santa Fe Institute, Santa Fe, NM |
2004-2014 | Foundation Professor, School of Life Sciences, Arizona State University, Tempe, AZ |
since 2004 | Chair and Professor Emeritus, University of California, Davis, CA |
2004-2010 | Founding Director, School of Life Sciences, Arizona State University, Tempe, AZ |
2011-2013 | Vice Provost and Dean, College of Liberal Arts and Sciences, Arizona State University, Tempe, AZ |
2014-2015 | University Provost, Arizona State University, Tempe, AZ |
2014-2018 | Foundation Chair of Life Sciences |
2015-2017 | External Faculty, Santa Fe Institute, Santa Fe, NM |
2015-2019 | Regents Professor, Arizona State University, Tempe, AZ |
since 2015 | University Provost Emeritus, Arizona State University, Tempe, AZ |
since 2019 | Regents Professor Emeritus, Arizona State University, Tempe, AZ |