Bandi Mbubi

Founder, CongoCalling - Director of MannaCentre - Trustee at ChurchPoverty - working for Peace, Justice, and Prosperity in the UK, the Congo and around the world

Victoria Vasques

Owner, President & CEO of Tribal Tech, LLC

T. Morgan Dixon

Women's Health Advocate, Co-Founder & CEO of GirlTrek

T. Morgan Dixon GirlTrek Founders on "Black News Tonight"

Chris Lane

CEO, Aspen Center for Environmental Studies

Peter Girguis

Associate Professor of Natural Sciences at Harvard; Adjunct Research Engineer at the Monterey Bay Aquarium Research Institute

Scott Shellstrom

Creativity Innovator, Award Winning Creative Director & Keynote Speaker

Laurence Tubiana

CEO, European Climate Foundation

Graham Hill

Founder of Life Edited & TreeHugger.com

Karanvir Singh

Global Entrepreneur | Mentor | Speaker | PPP-Tech | Visionum | Global Shaper - World Economic Forum | 4Karanvir

Justin L. Lurie

Author of "The Profit" & Global Finance Top 100 and Chairman of American Petroleum Institute & TV Pundit

Sivan Ya'ari

Founder and CEO, Innovation Africa

Mayor Ray Nagin

Former Mayor of New Orleans

Ben Kacyra

Founding Director of CyArk, 3D Digital Preservation of Cultural Heritage Sites Worldwide

Courtney Gras

Co-Founder at Design Flux Technologies, Speaker, Adovcate

R "Ray" Wang

Founder, Chairman & Principal Analyst at Constellation Research; Author of "Disrupting Digital Business"

Colin Beavan

Eco-Leader, Executive Director of The No Impact Project Author & Spokesperson

Erica Mackie

Co-Founder of Grid Alternatives

John Passacantando

Former Executive Director of Greenpeace USA

Marzuki Muhammad Nur

Industrial engineer and businessman

Ralph Nader

Consumer Advocate, Lawyer & Author; Former Independent Presidential Candidate