Robbin W ThorpRobbin W. Thorp is a professor emeritus of entomology at the University of California, Davis. He retired in 1994 after thirty years of teaching, research, and mentoring graduate students. He continues to conduct research on pollination biology and eclogy, systematics, biodiversity, and conservation of bees, especially bumble bees. He has special interests in native bees of the vernal pool ecosystem. Read More Read Less