Jameela Jamil

Actress, Outspoken Feminist, Mental Health & Body Positivity Advocate

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Tunde Oyeneyin

Peloton Instructor & Makeup Artist; Founder of SPEAK Instagram Live Series

Glennon Doyle

Author, Activist & Founder of Together Rising

Andy Puddicombe

Co-Founder of Headspace

Deepak Chopra

Co-Founder of The Chopra Center for Wellbeing

Dr. Mehmet Oz

Cardiothoracic Surgeon; Host of "The Dr. Oz Show;" Columbia University Professor & Author

Andy Cohen

Emmy Award-Winning Host & Producer of Bravo’s "Watch What Happens: Live"

Andy Cohen reacts to his infamous New Year’s Eve rant

Jamie-Lynn Sigler

Actress Known for "The Sopranos" & "Big Sky" & Co-Host of "MeSsy"; Spokesperson for Eating Disorders & Multiple Sclerosis Survivor

Dr. Michael Roizen

Chief Wellness Officer at the Cleveland Clinic & Co-Founder of RealAge; Anesthesiologist & Former FDA Advisory Committee Chair

Nastia Liukin

Olympic Gold Medal Gymnast

Lisa Leslie

WNBA Champion, Olympic Gold Medalist & Author of "Don't Let the Lipstick Fool You;" Coach of Ice-Cube's BIG3 Basketball League

Ray Kurzweil

Chairman of Kurzweil Technologies, Inventor & Futurist; Author of "How to Create a Mind"

Dean Kamen

Founder of FIRST; President of DEKA Research & Development Corporation

Derek Hough

Dancer, NYT Bestselling Author, Emmy Award Winner for Outstanding Choreography & Six-Time Champion of ABC's "Dancing with the Stars"

Dan Ariely

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

Troian Bellisario

Stars as Spencer Hastings in the ABC Family Series "Pretty Little Liars"

Mark Cuban

Serial Entrepreneur, Investor & Owner of the Dallas Mavericks

Pau Gasol

NBA Power Forward, Two-Time NBA Championship Winner, UNICEF Ambassador

Lily Collins

Actress, Model & Author Best Known For "Emily in Paris"

Lily Collins - Vogue Scandinavia

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

Anders Holm

Actor & Comedian Known for Comedy Central's "Workaholics"

Dick Costolo

Former CEO of Twitter and Co-Founder of Feedburner

Blake Mycoskie

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

Carlos Brito

Chief Executive Officer, Anheuser-Busch InBev

Michelle Obama

Former First Lady of the United States & Bestselling Author

Billy Bob Thornton

Actor, Screenwriter; Known for "Armageddon"

Sheryl Lee Ralph

Actress, Broadway Singer & Producer; Known for "Abbott Elementary"

Alanis Morissette

Alt-Rock Angst Icon Known for "You Oughta Know" & "Ironic"

Peter Thiel

Former CEO and Co-founder of PayPal; Technology Entrepreneur, Investor and Philanthropist