Peter Head

Director, Arup

Ron Grzywinski

ShoreBank Corporation, ShoreBank Corporation.

Daniel Franklin

Executive & Diplomatic Executive Editor for "The Economist," & Editor of "The World in, MegaChange, MegaTech"

Cecilia Flores-Oebanda

Founding President and Executive Director, Visayan Forum Foundation, Inc.

Martin Fisher

Co-Founder and CEO, KickStart

Toby Eccles

Director, Social Finance Ltd.

Gregory Dees

Professor, Duke University.

Barry Coleman

Executive Director, Riders for Health.

Gary White

CEO & Co-Founder of WaterEquity & Water.org with Matt Damon

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Patrick Meier

Founder of Climate Robotics Network; Creator of the Concept of Crisis Mapping

Patrick Meier | TEDxMombasa - Robots vs. Climate Crisis

James Koch

Executive Director, Global Social Benefit Incubator

Jordan Kassalow

CEO, VisionSpring

Michael Green

CEO of the Social Progress Imperative; Economist

Mary Gordon

Founder and President, Roots of Empathy

Gene Falk

Co-Founder and President, mothers2mothers

Seth Berkley

Global Health Expert and Epidemiologist; Senior Advisor to Brown University Pandemic Center

Seth Berkley - 3ie Evidence Dialogues Interview Series

Bunker Roy

Founder of Barefoot College

John Wood

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

Matthew Bishop

Nonresident Senior Fellow of Global Economy and Development at the Center for Sustainable Development

Kevin Surace

Internationally Recognized Futurist & Visionary on Disruptive Innovation, AI & the Age of Automation

Graham Hill

Founder of Life Edited & TreeHugger.com

Gary Cohen

Managing Partner at CO2 Partners

Jody Williams

Humanitarian and Nobel Peace Prize Winner and Chairman of the International Campaign to Ban Landmines

Ted Turner

Media Mogul & Philanthropist

Dorothy Stoneman

Dorothy Stoneman is founder and president of YouthBuild USA, the national nonprofit intermediary and support center for more than 225 YouthBuild programs, and a leader in advocating for youth engagement in civil society.

Andy Serwer

Managing Editor, Fortune Magazine

Jacqueline Novogratz

Founder & CEO of Acumen Fund

Charles Leadbeater

Innovation Expert & Author

Craig Kielburger

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