Peter Thiel

Former CEO and Co-founder of PayPal; Technology Entrepreneur, Investor and Philanthropist

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Laura Dern

Actress, Director, Producer & Activist

Bill Maher

Political Satirist & Host of HBO's "Real Time"

Gov. Ron DeSantis | Real Time with Bill Maher (HBO)

Paul Polman

Business Leader; Climate & Equality Campaigner; Co-Author of “Net Positive”

Al Gore

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

Gary White

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

Yang Lan

Co-Founder & Chairperson of the Sun Media Group & Sun Culture Foundation; Called the 'Oprah of China'

Christiana Figueres

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

William McDonough

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

Alex Honnold

Professional Rock Climber & Star of the Academy-Award Winning Documentary "Free Solo"

Ian Somerhalder

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

Willie Nelson

Country Music Singer-Songwriter Known for "On The Road Again" & "Always On My Mind"

Ted Turner

Media Mogul & Philanthropist

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

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

Dean Kamen

Founder of FIRST; President of DEKA Research & Development Corporation

Leonardo DiCaprio

Award-Winning Actor & Environmentalist

Brad Pitt

Actor, Producer, Philanthropist & Environmental Activist

Roger Martin

Management Thinker, Author, Strategist & Advisor

Edward Norton

Award Winning Actor & Filmmaker

Bono

Lead Singer of U2, Activist & Co-Founder of DATA (Debt, AIDS, Trade, Africa)

Ted Danson

Emmy Award-Winning Actor, Environmental Activist & Philanthropist; Known for "Cheers," "Curb Your Enthusiasm" & "The Good Place"

A Conversation with Ted Danson & Mary Steenburgen | ATX TV Festival

Olivia Munn

Television & Film Actress; Known for "Newsroom" & "X-Men: Apocalypse"

Olivia Munn on Jon Stewart | 2022 Mark Twain Prize

Jimmy Carter

Former United States President (1977-1981), Author

Pink

Singer-Songwriter, Actress, Philanthropist & Environmental Activist

Robert Redford

Actor, Director, Producer, Environmentalist & Founder of the Sundance Film Festival

Kathy Bates

Academy Award-Winning Actress; Cancer Survivor & Chairperson for the Lymphatic Education & Research Network

Sheryl Crow

Grammy Award-Winning Singer-Songwriter

Michael Liebreich

Chairman & CEO of Liebreich Associates