Bachelor of Science, University of Illinois, 1979; Doctor of Philosophy, University of Illinois, 1985.
Research assistant University Illinois, Urbana, 1979-1984. Research associate Eppley Cancer Institute, Omaha, 1984-1986. Microbiologist United States Department of Agriculture Agricultural Research Service, Laramie, Wyoming, since 1986.
Adjunct faculty University Wyoming, Laramie, since 1987. Affiliate faculty Colorado State University, Fort Collins, since 1989.
Member American Association for the Advancement of Science, American Society for Virology, American Society for Microbiology, American Society.for Tropical Medicine, American Society for Tropical Veterinary Medicine, United States Animal Health Association, Sigma Xi (chapter president 1992-1993).
Married Cynthia N. Choy, May 25, 1984.