John Holdren

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

Angélique Kidjo

UNICEF Goodwill Ambassador, Singer & Songwriter

John Podesta

Founder of the Center for American Progress

Fireside Chat with John Podesta

Colin Beavan

Eco-Leader, Executive Director of The No Impact Project Author & Spokesperson

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

Barbara Boxer

Former Democratic Senator of California

Daniel Pauly

Daniel Pauly is the principal investigator at the Sea Around Us Project, which studies the impact of the world's fisheries on marine ecosystems. The software he's helped develop is used around the world to model and track the ocean.

Christine Ervin

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

Harvey Wasserman

Journalist, Author, Democracy Activist & Advocate for Renewable Energy

Ed Gillespie

Former Counselor to the President; Former Chairman of the RNC; Top Republican Strategist

Richard Lugar

Distinguished Former Senator, Senior Statesman, and Authority on Foreign Affairs

Dmitri Trenin

Director of the Carnegie Moscow Center

Elizabeth Ferris

Senior fellow in Foreign Policy and co-director of the Brookings-LSE Project on Internal Displacement in Washington, D.C.

William J. Antholis

Managing director of The Brookings Institution

Sam Laidlaw

Chief Executive Officer, Centrica, United Kingdom

Majid Jafar

Managing Director of the Board, Dana Gas, United Arab Emirates

Jim Morrison

Entertaining and informative presenter with experience in Corporations, small businesses, and civic organizations

Kenneth Hersh

President and Chief Executive Officer of the George W. Bush Presidential Center; Founder and Former Chief Executive Officer, NGP Energy Capital Management

Tom Steyer

California Business Leader; Philanthropist and Clean Energy Advocate; Former 2020 Presidential Candidate

John Berlau

Senior Fellow for Finance and Access to Capital