Graham Chisholm is a powerhouse for conservation in California. He’s director of Audubon California, used to run the Nature Conservancy’s California programs, has co-authored a couple of birding guides, and even has a Ph.D. in political science from UC Berkeley. Not too shabby!
You can often find Bay Area native Anthony DeCicco teaching kids in Oakland about the wonders of wetlands at Martin Luther King Jr. Shoreline. Other times, look for him walking his dogs at Point Isabel Regional Shoreline.