Hoda Kotb

Award-Winning Broadcast Journalist, Television Personality, Author & Co-Anchor of NBC News' TODAY

Blake Mycoskie

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

Ross Mathews

Host of Hello Ross! & Author of "Man Up: Tales of My Delusional Self-Confidence"

Soledad O'Brien

Award Winning Journalist, Documentarian, News Anchor, Producer, Entrepreneur & Philanthropist

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate

Chris Hughes

Senior Fellow, Institute on Race, Power, and Political Economy; Co-founder of Facebook & Former Editor-in-Chief at The New Republic

Judge Greg Mathis

Civil Rights Activist, Television Personality

Jeannie Mai

Fashion Correspondent Known for "The Real" & "How Do I Look?", Two-Time NAACP Image Awards and Daytime Emmy Award Winner

Holly Robinson Peete

TV Personality & Autism Advocate

Christy Turlington Burns

Model & Founder of Every Mother Counts; Anti-Smoking Activist

Chris Powell

Trainer and Transformation Specialist on ABC's "Extreme Makeover: Weight Loss Edition"

Debora Spar

NYT Bestselling Author & Senior Associate Dean of Business & Global Society, Harvard Business School

Richard Thaler

Professor of Behavioral Science and Economics at the University of Chicago; Author of "Misbehaving: The Making of Behavioral Economics"

Richard Thaler: 'We Are Incapable of Learning From the Past ...

Ed Burns

Actor, Writer, Director, Producer; Author, “Independent Ed: Inside a Career of Big Dreams, Little Movies, and the Twelve Best Days of My Life”

Wil Wheaton

Actor, Author & Blogger; Known for "Star Trek: The Next Generation" & "The Big Bang Theory"

Robert Ballard

Renowned Ocean Explorer & Scientist

Tim Meadows

Actor & Comedian; Known for "Saturday Night Live"

Jesse Tyler Ferguson

Actor & LGBTQ Activist; Best-Known for “Modern Family”

Robert Kiyosaki

Founder of Rich Dad Company & Author

Robert Kiyosaki Opens Up On Money, Personal Finance & More

Andrew Zimmern

Four-Time James Beard Award-Winning TV Personality, Chef, Writer & Teacher