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

Ian Bremmer

President of Eurasia Group and GZERO Media; Political Scientist, Author, Entrepreneur & Lecturer

The US vs. Itself — and Other Top Global Risks in 2024 | Ian Bremmer | TED

Sophia Bush

Actress, Humanitarian & Author

Parag Khanna

Managing Partner at FutureMap; Strategic Advisor to Governments & Global Companies; Bestselling Author; TED Speaker

Adrian Grenier

Actor Known for HBO's "Entourage"; Environmental Activist; UN Ambassador

Ian Somerhalder

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

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Dan Buettner

National Geographic Writer, Renowned Explorer & Author of "Blue Zones"

Travis Kalanick

Co-Founder & Former CEO of Uber; CEO of CloudKitchens

Arnold Schwarzenegger

Actor, Producer, Director, Writer; California’s 38th Governor; Host of "Celebrity Apprentice"

Al Gore

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

Amory Lovins

Co-Founder & Chairman Emeritus of Rocky Mountain Institute

Jon Gordon

10x Best-Selling Author & Leadership Expert

Dana Perino

Political Commentator, Co-Anchor of "America's Newsroom" & Podcast Host of "Perino on Politics"; Former White House Press Secretary

Ted Danson

Award-Winning Actor, Environmental Activist & Philanthropist, Known for "Cheers" & "The Good Place"

Peter Senge

Senior Lecturer in Leadership and Sustainability at the MIT Sloan School of Management, Pioneer in the Field of Learning Organizations, and Author of The Fifth Discipline

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Leonardo DiCaprio

Award-Winning Actor & Environmentalist

William McDonough

Renowned Architectural Designer, Advisor & Co-Author of "Cradle to Cradle + The Upcycle"