Tyler Oakley

YouTube Personality & New York Times Bestselling Author; LGBTQ+ Youth Advocate

Michelle Gielan

Former National CBS News Anchor Turned Positive Psychology Researcher; Bestselling Author of "Broadcasting Happiness"

Cristela Alonzo

Mexican-American Stand-Up Comedienne, Actress, Writer & Producer; Creator & Star of ABC's "Cristela"

Andreas Weigend

Director, Social Data Lab & Former Chief Scientist, Amazon

David Nico

Author, Health Strategist & Leadership Well-Being Expert

Nico sample clip

Bakari Sellers

Author, Attorney, Political Commentator & Youngest African American Elected Official in the U.S.

Michael Steele

Conservative Political Commentator & Former Republican Party Politician

Ralph Nader

Consumer Advocate, Lawyer & Author; Former Independent Presidential Candidate

David Allen

Bestselling Author & Founder of The David Allen Company

Juan Williams

New York Times Best-Selling Author, Fox News Political Analyst, Co-Host of "The Five" & Award-Winning Columnist

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

John Zogby

Trendspotter & Leading Pollster

Rudolph E. Tanzi

Alzheimer's Disease Researcher; Expert on the Genetics of Neurological Disease; Professor of Neurology at Harvard Medical School

Jon Kabat-Zinn

Mindfulness Teacher & Founder of the Stress Reduction Clinic and Author of "Wherever You Go, There You Are: Mindfulness Meditation in Everyday Life"

Mindfulness Meditation for Pain Relief: Practices to Reclaim Your Body and Your Life

Amy Gutmann

United States Ambassador to Germany; Former President of UPenn

Marianne Williamson

Renowned Authority on Spirituality & Metaphysics; Author of "Everyday Grace;" 2024 Democratic Presidential Candidate

James Woolsey

Former Director of the C.I.A.

Alec Ross

Author of "The Industries of the Future," and Recent Senior Advisor for Innovation to Hilary Clinton

William Frist

Chair, The Nature Conservancy Global Board; Former U.S. Senate Majority Leader, Heart Transplant Surgeon; Founder of Founding Partner of Frist Cressey Ventures and Hope Through Healing Hands

Dr. William H. Frist - Acceptance Speech

Edgar Ramírez

Actor, most well known for his role as Ares in "Wrath of the Titans."

Harry Shearer

Actor and Comedian; Known for "The Simpsons" and "Spinal Tap"

Eliot Spitzer

Former Governor, New York State

Blair Underwood

Award-Winning Actor & Producer

Christopher Gavigan

Founder & Chief Product Officer, The Honest Company

Shashi Tharoor

Diplomat & Author; Former United Nations Under-Secretary-General

Robert D. Kaplan

Best-Selling Author & Atlantic Monthly Correspondent

Jeffrey Toobin

Former CNN Senior Analyst & Best-Selling Author

Chris Matthews

Former Host, Hardball with Chris Matthews, MSNBC

Bernard Kouchner

Former Minister of Health of France; Founder of Nobel Peace Prize-Winning Médecins Sans Frontières

Jeffrey Garten

Professor, Yale School of Management and Expert on Global Business Strategy