Francis Tapon

Author, Harvard MBA, and World Traveler

Pastor Rick Warren

Pastor & Author of "The Purpose-Driven Life"

John Zogby

Trendspotter & Leading Pollster

Ambassador Dennis Ross

Author, Counselor & William Davidson Distinguished Fellow at The Washington Institute; Former Special Assistant to President Obama

Robert Hormats

Vice Chairman of Kissinger Associates Inc.

Alan Dershowitz

Harvard Law School Professor; Leading Expert in Civil Rights

Bruce Bueno de Mesquita

Political Scientist, Professor at New York University & Senior Fellow at Stanford University's Hoover Institution

Fredrik Carlström

CEO, Great Works America

John Harbison

Composer; Institute Prof. of Music, MIT

Gillian Caldwell

CEO of Global Witness

Neil Giuliano

Gay Rights Activist & President and CEO of Greater Pheonix Leadership

Richard Dowden

Director, Royal African Society

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"

Irwin Kula

Irwin does challenge the status quo in the American spiritual landscape.

Tom Stewart

Editor, Harvard Business Review

D. Quinn Mills

Consultant; Professor Emeritus, Harvard Business School

Rick Santorum

Former Member of the U.S. Senate

Graham Hill

Founder of Life Edited & TreeHugger.com

Anna Deavere Smith

Award-Winning Actress, Playwright & Social Commentator

David M. Rubenstein

Co-Founder & Co-CEO of The Carlyle Group

Jeremy Rifkin

Leading Global Technologist, Futurist, Authority on World Economic & Environmental Trends

Bill George

Senior Fellow at Harvard Business School, Best-Selling Leadership Author & Former CEO of Medtronic

Ian Bremmer

President of Eurasia Group and GZERO Media; Political Scientist, Author, Entrepreneur & Lecturer

The US vs. Itself — and Other Top Global Risks in 2024 | Ian Bremmer | TED

Jean-Pierre Rosso

Chairman, World Economic Forum US

Ronen Bergman

Investigative Journalist

Josh Lieb

Executive Producer, "The Daily Show"

Kenneth Roth

Executive Director at Human Rights Watch

Wes Boyd

Co-Founder, MoveOn.org

Jeffrey Archer

Former UK Member of Parliament; Author

George Rupp

President & CEO, International Rescue Committee