Regents Professor Emeritus
Fish Biology, Molecular/Biochemical Systematics, Population Structure, Conservation Biology

Regents Professor Emeritus & Curator of Herpetology
Behavioral Ecology, Evolutionary Ecology, Herpetology

Associate Professor Emeritus
Molecular Cytogenetics, Mammalian Chromosomal Evolution, Molecular Evolution, Repetitive DNA Sequences, Interface between Genetics and Conservation Biology

Professor Emeritus
Mammalogy, Environmental Genetics, Wildlife Toxicology

Regents Professor Emeritus
Wetland Ecology, Ecosystem Services, Restoration Ecology, Playa Wetlands