Jason Schenker

Top-Ranked Economist, Best-Selling Author, President of Prestige Economics & Chairman of The Futurist Institute

Katharine Hayhoe

Atmospheric Scientist, Professor of Political Science & Director of Climate Science Center at Texas Tech, Lead Scientist with The Nature Conservancy

Saving Us: A Climate Scientist's Case for Hope and Healing in a Divided World

Avi Rubin

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

Joe Sabia

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

John Holdren

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

Bruce Usher

Columbia Business School Professor; Former CEO of EcoSecurities Group

Edward Tenner

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

Dr. Heather Knight

Creative Inventor & Specialist in Human-Robot Interaction

Nadine Hachach-Haram

Co-Founder Proximie; NHS Clinical Entrepreneur Fellow; Plastic Surgery Registrar at NHS

Kate Brandt

Lead for Sustainability at Google & Former Chief Sustainability Officer for the Obama Administration

Genifer Murray

Founder & CEO of CannLabs

Bill Nussey

Founder of the Freeing Energy Project; Partner at Tech Square Ventures & Engage

Sangu Delle

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

Sivan Ya'ari

Founder and CEO, Innovation Africa

Daniel Esty

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

Dr. Julio Friedmann

Chief Scientist at Carbon Direct & Non-Resident Fellow at the Center on Global Energy Policy at Columbia University SIPA

Edna Odhiambo

Independent Climate Consultant

Ron Pernick

Co-Founder & Managing Director of Clean Edge, Inc.

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

Donald Sadoway

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

Ambri: A Battery that Could Change the World