George Rupp

President & CEO, International Rescue Committee

Julia Bolz

Women's Rights Activist

Kadam Morten

Buddhist Teacher

Kay Warren

Christian Author

Moby

Musician, DJ, Photographer

Sebastian Copeland

Adventurer, Environmental Activist, Award-Winning Photographer, Author, Lecturer & Founder of the Sedna Foundation

Kurt Andersen

Host of "Studio 360 from PRI and WNYC" & Author

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Virginia Postrel

Author & Columnist; Writes on The Intersection of Commerce & Culture

Nathan Myhrvold

Founder of Intellectual Ventures; Former Chief Strategist & Chief Technology Officer of the Microsoft Corporation; Author of “Modernist Cuisine: The Art and Science of Cooking"

Jimmy Carter

Former United States President (1977-1981), Author

Leonard Guarente

Professor of Biology, MIT

James Currier

General Partner at NFX; Entrepreneur & Angel Investor

James Currier (NFX): Disguised Marketplaces

Carlos Brito

Chief Executive Officer, Anheuser-Busch InBev

Tom Freston

Principal, Firefly3; Former CEO, Viacom Inc.

Shirley Tilghman

Molecular Biologist; Pres., Princeton University

Harvey Mansfield

Political Philosopher, Author & Distinguished Professor

David Hauslaib

Editor, Jossip

David Life

Yoga Master; Co-Founder, Jivamukti Yoga

Josh Ruxin

Director of Rwanda Works

Dr. Sarah Schlesinger

Associate Professor, The Rockefeller University

Satoshi Kanazawa

Evolutionary Psychologist and Intelligence Researcher, London School of Economics and Political Science

Leif Pagrotsky

Member of Parliament, Sweden

Shashi Tharoor

Diplomat & Author; Former United Nations Under-Secretary-General

Robert Greene

New York Times Bestselling Author of "The 48 Laws of Power," "The Art of Seduction," "The 33 Strategies of War," and "The 50th Law"

Seth Berkley

Global Health Expert and Epidemiologist; Senior Advisor to Brown University Pandemic Center

Seth Berkley - 3ie Evidence Dialogues Interview Series

Pastor Rick Warren

Pastor & Author of "The Purpose-Driven Life"

Gerry Adams

President, Sinn Fein

Billy Tauzin

CEO, Pharm. Research and Manufacturers of America

Dr. Paul Wolpe

Director of the Emory Center for Ethics