Karen Tse

Human Rights Defender & Social Entrepreneur; Founder of International Bridges of Justice

Jeremy Rifkin

Leading Global Technologist, Futurist, Authority on World Economic & Environmental Trends

Mark Lynas

Environmental Writer; Author of "Our Final Warning: Six Degrees of Climate Emergency"

Phil Hansen

Internationally Recognized Multimedia Artist, Author & Innovator; Collaboration Art Experience Presenter

About Phil Hansen's Virtual Presentation: Embrace the Shake

Misha Glenny

Award-Winning Journalist, Author; Expert on Cybersecurity, Global Organized Crime & Geopolitics

Misha Glenny Speaker Showreel

Robert Ballard

Renowned Ocean Explorer & Scientist

Bunker Roy

Founder of Barefoot College

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Michael Rogers

MSNBC's 'The Practical Futurist' & Technology Expert

Stuart Firestein

Scientist; Advocate for the Public Understanding of Science

Marco Tempest

Cyber-Illusionist

Bernard Harris

Former NASA Astronaut; President & CEO of Vesalius Ventures; First African-American to Perform a Spacewalk

David Doubilet

National Geographic Photographer & Founding Member of the International League of Conservation Photographers

Robert Bazell

Former Chief Science and Medical Correspondent, NBC News

Anna Dietrich

‎Entrepreneur; Consultant; Speaker; COO & Co-Founder of Terrafugia, Inc.

Rebecca MacKinnon

Founding Director of Ranking Digital Rights

Novella Carpenter

Journalist & Best-selling Author of "Farm City: The Education of an Urban Farmer"

Alison Gopnik

Professor & World Leader in Children's Learning and Development

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist