Pat Mitchell

Editorial Director & Host of TEDWomen; Co-Chair of the Women's Media Center; Former President of CNN Productions & PBS

David Bornstein

Author, Fixes column in The New York Times and Founder, Solutions Journalism Network

Roger Martin

Management Thinker, Author, Strategist & Advisor

A Plan Is Not a Strategy - YouTube

Sir Richard Branson

Businessman & Founder of Virgin Group

William Drayton

Founder and CEO, Ashoka

Ken Brecher

President, Library Foundation of Los Angeles, Former Executive Director, Sundance Institute.

Martin Burt

Executive Director, Fundacíon Paraguaya

John Wood

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

Jim Fruchterman

President and CEO, Benetech

Rupert Howes

CEO, Marine Stewardship Council

Vera Cordeiro

Founder and CEO, Associação Saúde Criança

Stephan Chambers

Director of the MBA, Saïd Business School, University of Oxford , Chair of the Standing Committee, Skoll Centre for Social Entrepreneurship

Bunker Roy

Founder of Barefoot College

Graham Hill

Founder of Life Edited & TreeHugger.com

Ted Turner

Media Mogul & Philanthropist

Tim Sanders

Bestselling Author, Technology Pioneer, Expert on Collaboration & Relationships

Peter Gabriel

Singer-Songwriter & Musician; Humanitarian; Founder of Witness.org, Co-Founder of WOMAD & The Elders

Vicky Colbert

Founder & Director of Fundación Escuela Nueva

J.B. Schramm

Founder and CEO, College Summit

Amitabha Sadangi

CEO, International Development Enterprises - India

Jan Piercy

Executive Vice President, SBI (ShoreBank International)

Alex Nicholls

Lecturer in Social Entrepreneurship, Skoll Centre for Social Entrepreneurship

Sebastien Marot

Executive Director, Friends-International

Martin Von Hildebrand

Director, Fundación Gaia Amazonas

Ann Cotton

Founder and Executive Director, Camfed Internationa.

Colin Mayer

Peter Moores Dean, Peter Moores Professor of Management Studies, Saïd Business School

Sally Osberg

President and CEO, Skoll Foundation

Cara Mertes

Director, Sundance Institute

Joe Madiath

Social Entrepreneur; Founder and Executive Director, Gram Vikas

William Foote

Founder and CEO, Root Capital