Vice President, American Himalayan Foundation

Vice President for Travel, Tourism and Conservation, World Wildlife Fund

Author, We're Doomed. Now What?

Former Director, Office of Transportation and Air Quality, U.S. EPA

Chairperson, U.S. Chemical Safety and Hazard Investigation Board (CSB)

Independent Journalist, Author

PhD candidate in History of Science, Stanford University

Former Administrator, EPA

Environmental Scientist

CEO, Sunrun

CEO and Co-founder, Generate Capital

Mayor, Houston, Texas

Head of Steering Government and External Affairs, BMW

Mayor, Miami, Florida

Mayor, Columbia, South Carolina

Senior Director of Sustainability, Salesforce

Senior Vice President, Regulatory Affairs
Southern California Edison

Western States Director, Union of Concerned Scientists

Senior Writer, ESPN Investigative Unit; Co-Author, League of Denial

Filmmaker, Bill Nye: Science Guy