Tony Juniper

Writer, Sustainability Advisor, & Environmentalist

Jen Welter

First Female Coach in NFL History, Pro Football Player & Gold Medalist

Andrew Mayne

Illusionist & Star of A&E's "Don't Trust Andrew Mayne"

Ruha Benjamin

Sociology & African American Studies Scholar; Author of "People's Science" and "Race After Technology"

Imagination: A Manifesto

Paul Ekman

Clinical Psychologist

Dan Siegel

New York Times Best-Selling Author, Neuropsychiatrist, Mindsight Educator & Interpersonal Neurobiologist

Jim Clifton

CEO of Gallup

Bryan Singer

Filmmaker, Producer; Best Known for "The Usual Suspects"

Jose Gonzalez

Argentine-Swedish Indie Folk Singer-Songwriter and Guitarist from Gothenburg, Sweden

Nolan Gasser, Ph.D.

Composer and Chief Musical Architect of the Music Genome Project

Steve Winter

Wildlife Photojournalist

Carlton Ward Jr.

Conservation Photographer & National Geographic Explorer; Founder of Florida Wild

Gary Wolf

Co-Founder, Quantified Self; Contributing Editor, WIRED

Atul Butte

Chief of the Division of Systems Medicine and Associate Professor of Pediatrics, Medicine, and Computer Science, at Stanford University.

Human Nature

Australia’s Top-Selling Pop Vocal Group

Ellen MacArthur

Former Long-Distance Yachtswoman & Founder of the Ellen MacArthur Foundation

Dr. Roberta Bondar

Canada's First Female Astronaut; World's First Neurologist in Space

Peter Ubel

Behavioral Scientist Physician; Marketing Professor at Duke University

Wim Hof

Known as "The Iceman," Extreme Athlete, Scientific Pioneer & Global Health Leader

JJ Ramberg

Host of MSNBC's "Your Business" & Co-Founder, GoodSearch.com