Joe Madiath

Social Entrepreneur; Founder and Executive Director, Gram Vikas

Debra Dunn

Consulting Associate Professor, Stanford University d.school

Gidon Bromberg

Israeli Director, EcoPeace

Seth Berkley

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

Seth Berkley - 3ie Evidence Dialogues Interview Series

John Mackey

Co-Founder & CEO, Whole Foods Market

Graham Hill

Founder of Life Edited & TreeHugger.com

Tim Sanders

Bestselling Author, Technology Pioneer, Expert on Collaboration & Relationships

Jacqueline Novogratz

Founder & CEO of Acumen Fund

Parag Khanna

Managing Partner at FutureMap; Strategic Advisor to Governments & Global Companies; Bestselling Author; TED Speaker

Gary Hamel

Internationally Renowned Expert on Business Strategy, Professor at London Business School & Author

Ian Goldin

Director, Oxford University's 21st Century School, Visionary Economist and Former Vice President, The World Bank

Geoff Colvin

Senior Editor-at-Large at Fortune & Bestselling Author

Robin Chase

Transportation Entrepreneur, Founder & Former CEO of Zipcar; Author of "Peers Inc: How People and Platforms Are Inventing the Collaborative Economy and Reinventing Capitalism"

Afdhel Aziz

Founder, Conspiracy of Love, B Corp Consultancy Advising Fortune 500 Companies on Sustainable and Inclusive Growth, Employee Engagement & Impact Innovation; Bestselling Author; Inspiring International AAPI Speaker

Peter Gabriel

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

Vicky Colbert

Founder & Director of Fundación Escuela Nueva

Blake Mycoskie

Founder of TOMS, Social Entrepreneur & Author of NY Times Bestseller "Start Something That Matters"

David Patrick Columbia

Founder, The New York Social Diary

Neelam Deo

Diplomat; Former Consul General of India

Brian Hoffstein

Contributing Writer

Cody Adams

Managing Editor of The Floating University.

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Sallie Krawcheck

Founder & CEO of Ellevest; Author of "Own It: The Power of Women at Work"

Ion Yadigaroglu

Managing Principle and Co-Founder, Capricorn Investment Group, LLC.

Arthur Wood

Founding Partner, Total Impact Advisors

Brian Trelstad

Chief Investment Officer, Acumen Fund

Rodney Schwartz

CEO, ClearlySo

J.B. Schramm

Founder and CEO, College Summit

James Moed

Design strategist with focus on banks, insurers, people, and money, IDEO

Sebastien Marot

Executive Director, Friends-International