During Gary's 45 years of working life, he did biological research; worked for the US National Park Service in the areas of lawenforcement, search and rescue, and emergency medicine. He was also involved in biological/resource management planning in central California, mostly in Yosemite National Park and other areas of the Sierra Nevada mountains.

He holds a bachelor's degree in Field Biology and a masters degree in Interdisciplinary Studies and Human Ecology. Gary's now retired. Starting soon after retirement, Gary began focusing on climate change by organizing community meetings and interfaith study groups on the issue. Gary is a faculty member of the Wilmette Institute; teaching classes on the relationship between spirituality and the issue of climate change. We talk about the Wilmette Institute and the classes he teaches during the interview.