Lee Cronin

With his research group, Lee Cronin is investigating the emergence of complex self-organising chemical systems -- call it inorganic biology.

Sally Blount

Dean of the Kellogg School of Management at Northwestern University

Azadeh Moaveni

Associate Professor, Writer, Journalist & Author

Woman. Life. Freedom. Iran's Feminist Movement

Dr. Laura D'Andrea Tyson

First Female Chairman of White House Council of Economic Advisors

Bing West

Correspondent & Military Author

Cynthia McKinney

Former Congresswoman

Suketu Mehta

Fiction Writer / Journalist

Shelby Steele

Expert on Race Relations

Liz Seccuro

Victims' Rights Activist & Author

Ertharin Cousin

CEO & Founder of Food Systems for the Future; former Executive Director, World Food Programme

Ertharin Cousin | Undergraduate Commencement Speaker

George Rupp

President & CEO, International Rescue Committee

Michael Walzer

Professor Emeritus, The Institute for Advanced Study

Bret Stephens

U.S. Foreign Policy Expert & Highly-Awarded Columnist for The New York Times

Robert Lacey

Author, "The Kingdom"

Irwin Kula

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

Erica Weirich

Founder, Global Health Research Foundation

Paul Rusesabagina

Real Life Hero of Hotel Rwanda

Kirby Dick

Award Winning Documentary Director; Best Known for "The Invisible War" & "The Hunting Ground"

Dave Ridley

Operating Partner for People and Leadership at Riata Capital Group & Former Senior VP and CMO at Southwest Airlines

Aaron David Miller

Senior Fellow, Carnegie Endowment for International Peace