Geoffrey West

Theoretical Physicist, Distinguished Professor & Past President of Santa Fe Institute

Amber Jenkins

Applied Science Engineer, NASA’s Jet Propulsion Laboratory; Editor, NASA Climate Change Website

Louie Schwartzberg

Award-Winning Cinematographer, Director, Photographer and Filmmaker

Mark Lynas

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

Dr. Carl Hart

Professor of Psychology & Chair of Department of Psychology at Columbia University

Stuart Firestein

Scientist; Advocate for the Public Understanding of Science

Rand Fishkin

Co-Founder & CEO of SparkToro; Former CEO of Moz; Co-Founder of Inbound.org & Author of "The Art of SEO"

Barry Minkin

Futurist, Trends & Innovation Expert; Bestselling Author

Marc Abrahams

Creator of the Ig Nobel Prizes

Teddy Zee

Film Producer

Dale Dougherty

Founder of MAKE Magazine, Creator of Maker Faire, Founder & CEO of Maker Media

Jay Shuster

Art Director & Production Designer at Pixar Animation Studios

Eleanor Longden

Mental Health Advocate & Speaker; Postdoctoral Service User Research Manager at Psychosis Research Unit

Compassion for Voices: a tale of courage and hope

Vilayanur Ramachandran

Neuroscientist; Director of the Center for Brain & Cognition, University of California, San Diego

Philip Zimbardo

Psychologist Known for the Notorious '1971 Stanford Prison Experiment;' Researcher of the Psychology of Heroism, Evilness and Time

Hyeonseo Lee

Advocate for the Human Rights of North Koreans as Political Refugees

Dave McClure

Entrepreneur & Startup Advisor, 500 Hats

Peter Swire

J.Z. Liang Chair, Georgia Institute of Technology & Privacy Senior Counsel, Alston & Bird

Genevieve Bell

Senior Fellow at Intel, Distinguished Professor & Director of the 3A Institute at ANU

Dennis Avery

Former Director, Center for Global Food Issues at the Hudson Institute