Van Jones

CNN Contributor; Best-Selling Author; Human Rights, Education & Clean Energy Advocate

Rebuild the Dream

Elizabeth Economy

C.V. Starr Senior Fellow & Director of Asia Studies at the Council on Foreign Relations

Jonathan Capehart

Opinion Writer for The Washington Post & Host of the "Cape Up" Podcast

Ed Begley Jr.

Actor & Environmental Activist

'Bless This Mess': Ed Begley Jr. To Star In Fox Comedy Pilot | Deadline

Sallie Krawcheck

Founder & CEO of Ellevest

An Interview with Sallie Krawcheck, Ellevest and Rebecca ...

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology, and Public Policy at the Harvard Kennedy School of Government

Kate Sheppard

Senior Reporter and Energy and Environment Editor at The Huffington Post

Dr. Mike Magee

President of Positive Medicine, Inc., Health Journalist & Author

Todd Conklin

Senior Advisor for the Los Alamos National Advisory, Human & Organization Performance Consultant

Alexandra Cousteau

Environmental Advocate & Water Policy Expert

Bill McKibben

Author & Environmental Activist

Margaret Lowman

Director of Global Initiatives/Senior Scientist of Plant Conservation at California Academy of Sciences

Jonathan Foley

Expert on Global Sustainability, Food Security, Freshwater & Climate Change

Jonathan Foley and Peter Knights: Life in the Wild

Vandana Shiva

World-Renowned Environmental Leader

Peter Calthorpe

Architect, Urban Designer & Urban Planner; Author of "Urbanism in the Age of Climate Change"

Emerald Cities: China Sustainable Urban Design - YouTube

Mario J. Molina

Lee and Geraldine Martin Professor of Environmental Sciences, Massachusetts Institute of Technology

Ambassador Munir Akram

Former Permanent Representative to the UN from Pakistan.

The United States and Pakistan: Perhaps the World’s Greatest “Frenemies”

Sylvia Earle

Oceanographer, National Geographic Explorer-In-Residence & 2009 TED Prize Winner

Sea Change: A Message of the Oceans

Michael Mann

Professor of Atmospheric Science at Penn State

Andres Oppenheimer

Latin American journalist and international authority on the growing dominance of Latin America in the global economy.