Author, What We Think About When We Try not to Think About Global Warming

Executive Director, San Francisco Public Press

Founder and CEO, Redwood Materials

President & CEO, Calvert Research and Management

California Chairman, The Committee for American Sovereignty

Author

Co-Founder, EcoSecurities

Energy Justice Director, Center for Biological Diversity

Mayor, Miami, Florida

CEO, Aero Technologies

Journalist

Chief Meteorologist, ABC15 Phoenix

Administrator, National Oceanic and Atmospheric Administration

2016 Republican Candidate for U.S. Senate

Founder, Serious Energy

Filmmaker, Bill Nye: Science Guy

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

Former President, California Fish & Game Commission

General Counsel, Lyft