Associate Director, Center for Applied Environmental Diplomacy, Arava Institute for Environmental Studies

Chair, Fossil Fuel Non-Proliferation Treaty

Director, Pueblo Action Alliance

Chief Environmental Strategist, Microsoft

Interim Director, Center for Climate, Health, & Global Environment, Harvard

CEO, AREVA Inc.

Founder and CEO, Joby Aviation

Senior Advisor, Global Climate Program and the Finance Center, WRI

Mayor of Cleveland; Chair, Climate Mayors

Managing Director, Evok Innovations

Founder, the Climate Narrative Project

Chief Investment Officer, Bocage Capital

Founder and President, Regeneration Project

Executive Director, International Energy Agency

Co-founder, Living Room Conversations

President, Jackson Hole Mountain Resort

Author, American Wasteland

Founder & Executive Director, The Carmack Collective

Secretary for Environmental Protection, California

Reporter, Wall Street Journal