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- Professor Emeritus
- College of Letters and Science
- Math and Physical Sciences
UC Davis
- Professor Emeritus
- College of Agricultural and Environmental Sciences
- Wildlife, Fish and Conservation Biology
UC Davis
- College of Biological Sciences
- Microbiology
UC Davis
- Professor Emeritus
- College of Agricultural and Environmental Sciences
- Biological and Agricultural Engineering
UC Davis
- College of Letters and Science
- Earth and Planetary Sciences
UC Davis
- College of Agricultural and Environmental Sciences
- Environmental Science and Policy
UC Davis
- College of Letters and Sciences
- Department of Earth and Planetary Sciences
- Math and Physical Sciences
UC Davis
- Professor Emeritus
- Bodega Marine Laboratory
- Wildlife, Fish and Conservation Biology
- College of Agricultural and Environmental Sciences
- Department of Environmental Toxicology
UC Davis
- College of Letters and Sciences
- Math and Physical Sciences
UC Davis