An Phung

Multimedia Journalist

Marc Kielburger

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

Raj Patel

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

Raj Patel: Climate, Conflict and Capitalism Drive Global Hunger ...

Dr. Marc Lamont Hill

Temple University Professor, BET News Correspondent, Activist, Author

Fred D. Gray

Veteran Civil Rights Attorney; Represented Rosa Parks & Dr. Martin Luther King, Jr.

Neil Giuliano

Gay Rights Activist & President and CEO of Greater Pheonix Leadership

Bobby Seale

Political Activist & Co-Founder of the Black Panther Party

Slavoj Žižek

Philosopher & International Director of the Birkbeck Institute for the Humanities

Tim O'Brien

Pulitzer Prize Winning Novelist for "The Things They Carried"

Peter Rojas

Co-founder of Gizmodo and of Engadget

Andrew Sullivan

Writer-at-large at New York; Former Editor-in-Chief of The New Republic Magazine & Political Blogger

Kenneth Roth

Executive Director, Human Rights Watch

Sherman Alexie

Poet, Short Story Writer, Novelist, and Performer

Mark Kramer

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

Danny Hillis

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

Gary Hirshberg

Co-Founder & Chief Organic Optimist of Stonyfield Farm

Talib Kweli

Rapper, Emcee, Activist & Entrepreneur

Ingrid Newkirk

President, PETA

David Bellos

Translator

Mia Farrow

Acclaimed Actress & Humanitarian Activist