The University of Tennessee at Chattanooga
Chancellor and Professor
Wright State University
Senior Vice President and Professor
University of California, Riverside
Associate Dean for Physical and Mathematical Sciences, College of Natural and Agricultural Sciences
University of California, Riverside
Interim Dean, College of Natural and Agricultural Sciences
University of California, Riverside
Dean, College of Natural and Agricultural Sciences
University of California, Riverside
Professor of Chemistry
Ohio Department of Higher Education
Executive in Residence at the Ohio Board of Regents
University of California, Riverside
Interim Director, Agricultural and Natural Resources Program
University of California, Riverside
Director, Agricultural and Natural Resources Program
Wright State University
Provost and Professor
UCLA
UC Irvine