Jon Steinberg

CEO of Future Plc., Founder of Cheddar; Former President & COO of Buzzfeed; Former CEO of Daily Mail.com in North America

Joe Sabia

Digital Artist, Celebrity Interviewer, TED Speaker & Franz Liszt Society Member

Daniel Esty

Hillhouse Professor of Environmental Law and Policy at Yale Law School, Corporate Environmental Strategy Expert & Co-Author of "Green to Gold"

Donald Sadoway

John F. Elliott Professor of Materials Chemistry at MIT; Expert on Electrochemistry & Renewable Energy

Ambri: A Battery that Could Change the World

Peter Hinssen

Cloud Computing & Technology Expert, Thought Leader & IT Strategist

John Sununu

Former Republican (GOP) United States Senator from New Hampshire

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology, and Public Policy at the Harvard Kennedy School of Government

Barbara Boxer

Former Democratic Senator of California

Rick Tumlinson

One of the World's Top Space Visionaries; Founder of the Commercial Space Movement; Founding Trustee of the XPrize

Danielle Fong

Entrepreneur & Inventor; Formerly Chief Science Officer and Co-Founder of LightSail Energy, Inc.

Edward Tenner

Smithsonian Institution Distinguished Scholar & Author of "Why Things Bite Back" and "Our Own Devices"

Avi Rubin

Professor of Computer Science & Technical Director of the Information Security Institute at Johns Hopkins University

Mike Matas

While at Apple, Mike Matas helped write the user interface for the iPhone and iPad. Currently a user interface designer & cofounder of Push Pop Press, a digital publishing company that worked with Al Gore to create the first full-length interactive book

Frank A. Verrastro

Senior Vice President and Director, Energy and National Security Program

Nonny de la Peña

Founder & CEO of Emblematic Group; Known as "The Godmother of Virtual Reality"

Gov. Mike Leavitt

Founder & Chairman of Leavitt Partners, Former Governor of Utah

Moran Cerf

Neuroscientist & Business Professor at the Kellogg School of Management at Northwestern University

Steve LeVine

Writer at The Electric; Expert on Batteries, Electric Vehicles, and their Impact on Society, Cities & Geopolitics

Sangu Delle

Entrepreneur, Author, Clean Water Activist, Soros Fellow & TEDGlobal Fellow

Melissa Neighbour

Urban Planner, Community Builder & Sustainability Specialist