Erin Brockovich

Author, Superman's Not Coming: Our National Water Crisis and What We the People Can Do About It

Ivan Penn

Alternative Energy Reporter, The New York Times

Lisa Held

Senior Policy Reporter, Civil Eats

Karen Ross

Secretary, California Department of Food and Agriculture

Helene York

Professor, Food Business School, Culinary Institute of America

Ed Kearns

Chief Data Officer, First Street Foundation

Martha Shulski

Director, Nebraska State Climate Office; Nebraska State Climatologist

Sophie Egan

Author, How to Be a Conscious Eater: Making Food Choices That Are Good for You, Others, and the Planet

Justin Farrell

Author, Billionaire Wilderness: The Ultra-Wealthy and the Remaking of the American West