Michael Spence

Nobel Prize Winning Economist & Commissioner for the Global Commission on Internet Governance; Holds Dual Professorship with New York University & Stanford University

Sebastian Mallaby

Director of the Maurice R. Greenberg Center for Geoeconomic Studies and the Paul A. Volcker Senior Fellow for International Economics at the Council on Foreign Relations

The Power Law: Venture Capital and the Making of the New Future

Daniel Schnitzer

Daniel Schnitzer is the founder of EarthSpark International, a company dedicated to helping create clean energy supply chains in Haiti.

Yu Ye

Visiting Fellow, Freeman Chair in China Studies

Dennis Dimick

Former Executive Environment Editor at National Geographic Magazine

Ernest Z. Bower

Senior Adviser and Chair for Southeast Asia Studies

Katie Spotz

World Record-Breaking Endurance Athlete & Safe Water Activist

Pat Wood

CEO of the Hunt Energy Network; Former Chairman of the Federal Energy Regulatory Commission

Christine Ervin

Former US Assistant Secretary of Energy; National Leader on Green Buildings & Clean Energy

Rebecca D. Costa

Sociobiologist & Author of The Watchman's Rattle

Ricardo Lagos

Former President of Chile

James Barbour

Press Secretary at the British Embassy, Washington DC, and Head of Communications for the UK Government across the United States

Joel Sartore

National Geographic Photographer & Author

Nicholas Stern

Chair, Grantham Research Institute on Climate Change and the Environment, United Kingdom

Shel Horowitz

Green Guerrilla Marketer, National Environmental Hall of Fame, Social Activist, and Author

Robert Swan

Polar Explorer & Environmentalist; First Man Ever to Walk Unsupported to Both Poles

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

Antonio Donato Nobre

Researches the “Ingenious Systems” of the Amazon & Illustrates Its Fragility Against Climate Change

Bill Weir

CNN Anchor, Chief Climate Correspondent, Former Host & Executive Producer of the Acclaimed CNN Original Series "The Wonder List with Bill Weir"

Life as We Know It (Can Be): Stories of People, Climate, and Hope in a Changing World

Fatih Birol

Executive Director of the International Energy Agency