Peter Diamandis

Founder & Executive Chairman of the XPRIZE Foundation; Author; Named One of The World's 50 Greatest Leaders

Van Jones

CEO of REFORM Alliance, CNN host, Emmy Award-winning Producer & NY Times Best-Selling Author

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Ashley Judd

Actress, Activist & Humanitarian

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Martin Eberhard

Founder, Original Chairman and CEO of Tesla

Al Gore

45th Vice President of the United States, Nobel Peace Laureate & Bestselling Author

Dan Barber

Multi-Award-Winning Chef, Agronomist, Environmentalist, Author & Co-Owner of New York's Blue Hill Restaurant

Dan Barber - From Seed to Table - Aspen Ideas: Health 2023

Matt Damon

Actor, Screenwriter & Producer; Co-Founder of Water.org; Expert Advocate on Global Water & Sanitation Crisis

Nikolaj Coster-Waldau

Actor Known for his Role as Jamie Lannister on HBO's "Game of Thrones"

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Leonardo DiCaprio

Award-Winning Actor & Environmentalist

Don Cheadle

Actor, Activist & Author; Known for "Iron Man 2" & "Hotel Rwanda"

Gary White

CEO & Co-Founder of WaterEquity & Water.org with Matt Damon

Michael Spence

Nobel Prize Winning Economist & Commissioner for the Global Commission on Internet Governance; Holds Dual Professorship with New York University & Stanford University

Ricardo Lagos

Former President of Chile

Christiana Figueres

Expert on Global Climate Change; Former Executive Secretary of the UN Framework Convention on Climate Change

James Cameron

Chair of Crown Agents; Former Chairman of Overseas Development Institute

Brian Deese

Former Director of the National Economic Council in the Biden Administration; Institute Innovation Fellow at MIT

Inflation core is too high: White House economist Brian Deese ...

Dennis Dimick

Former Executive Environment Editor at National Geographic Magazine