Dan Ariely

Behavioral Economist; Professor at Duke University; Author; Founding Member of The Center for Advanced Hindsight

Lisa Oz

Best-Selling Author, Producer, Host & Entrepreneur

Diana Nyad

World Champion Swimmer, Storyteller, Sports Journalist & Broadcaster

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Mike Walsh

CEO of Tomorrow, Futurist & Best-Selling Author of "The Algorithmic Leader"

Hoda Kotb

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

Judge Greg Mathis

Civil Rights Activist, Television Personality

Chris Powell

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

Phylicia Rashad

Actress, Dean of Fine Arts at Howard University, Advocate for Children, Women's Issues & Fine Arts

Andrea Mitchell

Host of MSNBC’s "Andrea Mitchell Reports" & Chief Foreign Affairs Correspondent for NBC News

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Anne Wojcicki

Co-Founder & CEO of 23andMe

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Peter Salgo

Healthcare Futurist, Emmy Award-Winning Health & Science Correspondent & Author of "The Heart of the Matter"

Jodie Sweetin

Entrepreneur, Actress, Producer & Author

Tim Ferriss

Angel Investor & Author of "The 4-Hour Workweek"

Vinod Khosla

Founder & Manager of Khosla Ventures; Founding CEO of Sun Microsystems

Deepak Chopra

Co-Founder of The Chopra Center for Wellbeing

Marlo Thomas

Emmy Award-Winning Actress, Social Activist & Presidential Medal of Freedom Recipient

John Stossel

Emmy-Award Winning Journalist

Vicki Lawrence

Actress, Comedian & Women's Activist; Best Known for her Characters on "The Carol Burnett Show"

Bethany Mota

YouTube Sensation Known for her Fashion, Beauty & DIY Tips; "Dancing with the Stars" Season 19 Contestant