Jenny McCarthy

Actress, Host & Judge on Fox's "The Masked Singer"; Beauty Entrepreneur & Founder of Formless Beauty

Tara Brach

Author & Mindfulness Teacher; Host of the "Tara Brach" Podcast

Trusting the Gold: Uncovering Your Natural Goodness

Simone Biles

Most Decorated Gymnast Ever & Record Holder for Most Gold Medals at a Single Olympic Games

Lilly Singh

YouTube Personality, Comedian, Author & Actress; Former Host of NBC's "A Little Late with Lilly Singh"

Be a Triangle: How I Went from Being Lost to Getting My Life into Shape

Robert A. Emmons

World's Leading Scientific Expert on Gratitude & Professor of Psychology at the University of California

Alysia Reiner

Actor, Activist & Entrepreneur

Ashlyn Harris

Goalkeeper for the U.S. Women's National Soccer Team; FIFA Women's World Cup Champion

Dr. Sheenie Ambardar, M.D.

Founder, Happiness Psychiatry; Writer & Mental Health Advocate

Sahar Paz

CEO, Own Your Voice Strategy Firm; Author, "Find Your Voice"; Speaker, Yoga Instructor & Life Coach

Sam Louie

Psychotherapist, Author, Poet & Emmy Award-Winning Former Broadcast Journalist

Robert Richman

Co-Creator of Zappos Insights, Culture Strategist & Author

Johann Hari

Journalist & Best-Selling Author of "Chasing the Scream"

Magic Pill: The Extraordinary Benefits and Disturbing Risks of the New Weight-Loss Drugs

Billie Lourd

"Booksmart" and "Scream Queens" Actress, Daughter of Carrie Fisher

Tess Holliday

Plus-Size Model, Makeup Artist, Body Positive Activist & Blogger

Dennis Gillan

Author; Mental Health & Suicide Prevention Advocate

Half a Sorrow Speaking at MacDill Air Force Base!

Ty Carter

United States Army Staff Sergeant & Medal of Honor Recipient

Pandit Dasa

Mindful Leadership Expert, Motivational Speaker & Author

Andrea Paquette

Mental Health Advocate, Founder & President of the Stigma-Free Society

Andrea Paquette

Eduardo Briceño

Founder & CEO at Growth.how, Former CEO of Mindset Works, Facilitating a Growth Mindset

Winnie Harlow

International Model, Vitiligo Spokesperson & "America's Next Top Model" Contestant