Author, Clean Tech Nation

Former Republican U.S. Representative, South Carolina

Co-Executive Chair of Galvanize Climate Solutions, Investor, Author

Former General Manager, San Francisco Public Utilities Commission

Executive Director, Restore Hetch Hetchy

CEO, Bay Area Council

Director of the Seed Biotechnology Center, University of California, Davis

President, Environmental Working Group

Research Fellow, Environmental Institute, Princeton University

Founder and Executive Director, Interfaith Center for Sustainable Development

Senior Pastor, First Chinese Baptist Church, San Francisco

Co-chair, Task Force on Geoengineering, Bipartisan Policy Center

Director and Sr. Analyst, Citi Research

Associate Professor, Sociology and Environmental Studies, University of Oregon

Founder, Trash on Your Back