Helen Clark

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

Mark Beese

President of Leadership for Lawyers

Danny Hillis

Author & Co-Founder and Co-Chairman of Applied Minds

Raj Patel

Award-Winning Writer, Food Politics Activist, Filmmaker & Academic

Gary Hirshberg

Co-Founder & Chief Organic Optimist of Stonyfield Farm

Marc Kielburger

Co-Founder of the WE Organization, Social Entrepreneur, Humanitarian & New York Times Best-Selling Author

Nontombi Naomi Tutu

Race, Gender & Human Rights Activist; Daughter of Desmond Tutu

Neil Giuliano

Gay Rights Activist & President and CEO of Greater Pheonix Leadership

John Amaechi

Founder and CEO, Amachi Performance

The Promises of Giants

Susan Rice

Director of the White House Domestic Policy Council in the Biden Administration; National Security Advisor (2013-2017), Ambassador to the United Nations (2009-2013)

Tom Stewart

Editor, Harvard Business Review

Valerie B. Jarrett

Civic Leader, New York Times Best-Selling Author & Former Senior Advisor to President Obama

Valerie Jarrett talks protests, police reform and racial equality

Valerie Amos

8th UN Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator

Mark Kramer

Co-founder of FSG, Author & Co-Creator of Shared Value Concept

General Wesley Clark

Retired Four-Star Army General & Former NATO Supreme Allied Commander

William Ury

Author, Mediator & Co-Founder of Program on Negotiation at Harvard Law School

Barry Nalebuff

Milton Steinbach Professor of Management at Yale School of Managment, Co-Founder of Honest Tea, & Co-Founder and Chairman of KomBrewCha

Cody Adams

Managing Editor of The Floating University.

Ingrid Newkirk

President, PETA

Jeffrey Israel

Author & Jewish Studies Professor at Williams College