Denis Hayes

Denis Hayes


CEO of Bullitt Foundation & International Chair of Earth Day 2020

About
Environmental Advocate & philanthropist. Formerly national organizer of 1st Earth Day; Director of National Renewable Energy Laboratory; engineering professor at Stanford; Silicon Valley lawyer; Special Assistant to Illinois Governor for Energy, Environment; & Natural Resources; Senior Fellow at Worldwatch Institute; Visiting Scholar at Woodrow Wilson International Center for Scholars, the Bosh F... Read more


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