Shelton S. Herbert, Ph.D., associate professor of biology, has taught at PUC since 2011. He specializes in immunology and animal behavior with emphasis in herpetology, and advises students in the areas of biology and medicine. Dr. Herbert has coauthored several articles on venom expenditure and continues to do research on various behaviors of rattlesnakes, including what affects the amount of venom expended by rattlesnakes during a bite. As an adjunct professor, he has taught courses at several other California institutions before coming to PUC, including Loma Linda University, Mt. San Antonio College, and Crafton Hills College. He enjoys amateur radio (KB4BZT), photography, SCUBA, classical music, rock climbing, backpacking, and co-teaching field biology trips to Alaska.