Bjorn Lomborg

Political Scientist & Author of "The Skeptical Environmentalist"

Jon Landau

Academy Award-Winning Producer of Titanic & Avatar

David Remnick

Editor, The New Yorker

Sarah O. Ladislaw

Former Managing Director at Rocky Mountain Institute (RMI)

Helen Clark

Former Administrator of the United Nations Development Programme & Former Prime Minister of New Zealand

Al Pacino

Award-Winning Actor Known for "The Godfather"

Tribute to Al Pacino | AFI Life Achievement

Don Reynolds

Real World Economist

Kathleen Turner

Actress & Civil Liberties Activist

Paul Wolfowitz

Foreign & Security Policy Expert

David L. Smith

Economist, Futurist & Market Strategist with a Global Perspective

Daniel Silva

New York Times Bestselling Author & Spy Novelist

James Rubin

Special Envoy and Coordinator for the U.S. Department of State’s Global Engagement Center, Served as U.S. Assistant Secretary of State for Public Affairs in the Clinton Administration from 1997–2000

Richard Wolffe

Digital Executive, Best-Selling Author & Columnist at The Guardian

President's Speaker Series - YouTube

Leonard Mlodinow

Theoretical Physicist, Author, Recognized for Groundbreaking Discoveries in Physics

Stephen Walt

Robert and Renee Belfer Professor of International Affairs at Harvard University

Stephen M. Walt | Realism & Balance of Threat | GREAT MINDS

David Ulrich

Human Resource & Leadership Expert

Mark Zandi

Chief Economist of Moody's Analytics; Co-Founder of Economy.com

Robert Duvall

Academy Award-Winning Actor; "The Godfather," "The Apostle," "Get Low" and "The Judge"

Costas Markides

Business & Strategy Expert

Neil Gershenfeld

Director of MIT’s Center for Bits & Atoms