Senior Legal Reporter, Bloomberg Environment

General Manager, San Francisco Recreation and Parks

Author, The Persuaders

Founder and CEO, Metabolic

Director, Center for Tobacco Control Research and Education, UCSF

Professor, School of Earth Sciences, Stanford University

Co-founder, Pacific Institute and Author, "The Three Ages of Water"

Associate Professor of Economics, University of Chicago

Senior Climate Scientist, Woods Hole Group, Inc.

President, Alliance to Save Energy

Reporter, the Wall Street Journal

Lisa Goldberg, Director of Research, Aperio Group

Senior VP, Energy and Environment Policy, Center for American Progress

President, Goldman Environmental Foundation

Vice President, Goldman Environmental Foundation

Senior Attorney, Natural Resources Defense Council

Professor Emeritus of International Relations, American University

Assistant Professor, Transportation and Land Use, NYU Marron Institute

Executive Director, Bay Conservation and Development Commission

Author, "Ecological Intelligence"