Mayim Bialik

Neuroscientist, Mental Health Advocate & Actress Known for "The Big Bang Theory"

Ashley Judd

Actress, Activist & Humanitarian

Sir Richard Branson

Businessman & Founder of Virgin Group

Bill Nye

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

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

Alexis Ohanian

Co-Founder of Initialized Capital & Co-Founder of Reddit; Entrepreneur, Investor, Activist & Bestselling Author

Alexis Ohanian Carthage College Commencement Address 2014

Tom Colicchio

Chef & Owner of Crafted Hospitality

Parag Khanna

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

Matt Damon

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

Jessica Alba

Actress; Entrepreneur; Founder & CEO of The Honest Company

Don Cheadle

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

Blake Mycoskie

Founder of TOMS, Social Entrepreneur & Author of NY Times Bestseller "Start Something That Matters"

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"

Paul Polman

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

Yang Lan

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

Al Gore

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

Alex Honnold

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