Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Antonio Damasio

Director of the Brain Institute

Bunker Roy

Founder of Barefoot College

Harald Haas

Communications Technology Innovator & Chair of Mobile Communications at the University of Edinburgh

Adam Ostrow

Chief Digital Officer, TEGNA

Leslie Dodson

Reporter & Videographer Covering International Finance, Economics, and Politics

Tim Ferriss

Angel Investor & Author of "The 4-Hour Workweek"

Phil McKinney

Award-Winning Author & Innovation Coach; Former CTO at Hewlett-Packard (HP)

Craig Newmark

Founder of Craigslist; Internet Entrepreneur; Leader in Social Networks

Nicholas Burns

Professor of the Practice of Diplomacy & International Politics, Harvard Kennedy School

Olympia LePoint

Former NASA Rocket Scientist, Author, TED Speaker & Artificial Intelligence Ethics Professor

Raj Patel

Award-Winning Writer, Food Politics Activist, Filmmaker & Academic

Bill Rancic

"The Apprentice" Winner; Entrepreneur; Star of "Giuliana & Bill"

Guy Kawasaki

Chief Evangelist of Canva & Executive Fellow of the Haas School of Business (UC Berkeley); Former Chief Evangelist of Apple

Guy Kawasaki - TedX Harker School

Peter Sims

Entrepreneur & Best-selling Author; Known for "Little Bets: How Breakthrough Ideas Emerge from Small Discoveries"

Black Sheep

Chris Hughes

Senior Fellow, Institute on Race, Power, and Political Economy; Co-founder of Facebook & Former Editor-in-Chief at The New Republic

Graham Hill

Founder of Life Edited & TreeHugger.com

Simon Sinek

World-Renowned Leadership Expert & Best-Selling Author

Robert Bryce

Energy Expert, Veteran Journalist & Acclaimed Author

Jeff Jarvis

Leader in the Development of Online News & Blogging; Director of the Tow-Knight Center for Entrepreneurial Journalism at CUNY

Doc Hendley

Global Humanitarian, Clean Water Crusader, Top 10 CNN Hero, Sustainability Advocate

Peter Sheahan

Founder & Group CEO of Karrikins Group

Kate White

Former Editor-In-Chief of Cosmopolitan Magazine; New York Times Best-Selling Author

Mike Walsh

CEO of Tomorrow, Futurist & Best-Selling Author of "The Algorithmic Leader"

Neil Turok

Neil Turok works on understanding the universe's very beginnings.

Ted Turner

Media Mogul & Philanthropist

Dr. Gregory Stock

Healthcare Futurist & Biotech Pioneer

Eric Schmidt

Co-Founder of Schmidt Futures and Former Executive Chairman at Alphabet Inc. & Former CEO of Google

Tim Sanders

Bestselling Author, Technology Pioneer, Expert on Collaboration & Relationships

Jeremy Rifkin

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