Mike Hayes

Managing Director of Insight Partners; Former Director of Defense Policy & Strategy at the National Security Council; Former Navy SEAL & Author of "Never Enough"

Robert Duvall

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

Guy Raz

Co-Creator & Host of NPR's "TED Radio Hour" and "How I Built This"

Ricardo Lagos

Former President of Chile

Noah Feldman

Harvard Law Professor, Artificial Intelligence & Ethics Thought Leader

Angela Merkel

Germany's First Female Chancellor

Clarissa Ward

Journalist & Chief International Correspondent for CNN

Jenny Shipley

Former & First Female Prime Minister of New Zealand; First Woman to Have Led the National Party

Glenn Hutchins

Co-founder of Silver Lake Partners, Expert on Private Equity

Jeff Greenfield

Award-Winning Television Journalist & Author Focusing on Politics, Media & Culture

Ronald A. Heifetz

Foremost Authority on Leadership & Organizational Adaptability; Founding Director of Center for Public Leadership; Senior Lecturer in Public Leadership at Harvard Kennedy School

Adaptive Leadership in 12 minutes - Ron Heifetz

Mark Bertolini

Former Chairman and CEO, Aetna, Inc., Director of Verizon Communications Inc. and Massachusetts Mutual Life Insurance Company

Christopher Patten

Former British Governor of Hong Kong

David Bloom

Professor of Economics & Demography at the Harvard School of Public Health

Pascal Lamy

Director-General, World Trade Organization (WTO), Geneva

Feike Sijbesma

Chief Executive Officer and Chairman of the Managing Board, Royal DSM, Netherlands

Michael Jacobides

Sir Donald Gordon Professor of Entrepreneurship & Innovation & Professor of Strategy at the London Business School

Queen Rania Al Abdullah

Royal Matriarch of Jordan; Activist and Global Humanitarian

Wadah Khanfar

President & Co-founder of Al Sharq Forum & Chairman of Common Action Forum, Former Director-General of the Al Jazeera Network

Wadah Khanfar | This House Would Pressurise Israel to Exchange

George J. Mitchell

U.S. Senator, 1980 - 1995 & Former Special Envoy for the Middle East