Ray Zahab

Ultra-marathon Runner and Adventurer; Host, "The Project"; Author of "Running for My Life"

John Wood

Founder & Board Co-Chair of Room to Read; Former Microsoft Marketing Executive

King Peggy Bartels

King of Otuam, Ghana; Co-Author of "King Peggy: An American Secretary, Her Royal Destiny, and the Inspiring Story of How She Changed an African Village"

Raj Patel

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

Dean Karlan

Behavioral Economist, Social Entrepreneur & Author

Dr. Samantha Nutt

Medical Doctor, Award-Winning Humanitarian, Bestselling Author & Founder of War Child USA

Immaculée Ilibagiza

Author, "Left to Tell: Discovering God Amidst the Rwandan Holocaust"

Michelle Courtney Berry

NLP Master Coach & Practitioner for Health and Wellness; Author & Artist

Ron Broussard

Author, Founder & CEO of STRETCH YOURSELF

Jason Russell

Co-Founder of Invisible Children and Director of the Viral Documentary "Kony 2012"

Rose Mapendo

Humanitarian / Activist / Congolese Genocide Survivor

John Dau

Sudanese Refugee & Activist

James Rubin

Special Envoy and Coordinator for the U.S. Department of State’s Global Engagement Center, Served as U.S. Assistant Secretary of State for Public Affairs in the Clinton Administration from 1997–2000

Sarah Culberson

Princess of Sierra Leone, Humanitarian, Educator & Author of "A Princess Found"; Keynote Speaker on Empowerment, Leadership, Diversity & Inclusion.

Princess Sarah Culberson: Speaking Reel

John Prendergast

Human Rights Advocate and Author of Unlikely Brothers

Andrew Mwenda

Ugandan Journalist; Founder and Owner of The Independent, Uganda's Premier Current Affairs News Magazine

Uzodinma Iweala

CEO of The Africa Center & Author of "Beasts of No Nation"

Robin Kelley

Professor of African American Studies & Author

Isaiah Washington

NAACP Image and SAG Award Winning Actor and Activist, Best Known as "Dr. Burke" On "Grey's Anatomy"

Strobe Talbott

Former Deputy Secretary of State