Tim Ferriss

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

Colbie Caillat

Two-time Grammy Winning Singer Known for "Bubbly"

John Oliver

Emmy-Winning Comedian, Best Known for "The Daily Show with Jon Stewart" & "Last Week Tonight"

Brian Williams

Former Anchor and Managing Editor, "NBC Nightly News" and "Rock Center with Brian Williams"

Judge Greg Mathis

Civil Rights Activist, Television Personality

Kathy Bates

Academy Award-Winning Actress; Cancer Survivor & Chairperson for the Lymphatic Education & Research Network

Alyssa Milano

Actress, Author, Philanthropist & Founder of Touch by Alyssa Milano; Known for "Charmed" and "Who's the Boss"

David Robinson

Former NBA Center for the San Antonio Spurs & Philanthropist

Sugar Ray Leonard

Legendary Sports Icon, Olympic Champion and Hall of Famer, Philanthropist, Bestselling Author & Television Personality

John Mackey

Co-Founder & CEO, Whole Foods Market

Cynthia Nixon

Actress Known for her Role as Miranda Hobbes on HBO's "Sex and the City"; Former Candidate for Governor of New York

Rachel Zoe

Celebrity Stylist, Fashion Designer, Author, Talk Show Host of "Fashionably Late With Rachel Zoe"

Jermaine "JD" Dupri

Grammy Award-winning Record Producer, Songwriter and Rapper; Founder of GLOBAL 14 & Creator of JDs Vegan Ice Cream

Julie Andrews

Singer, Actress, Author & Humanitarian

Sinbad

Stand-Up Comedian & Actor

Sinbad is back after a stroke: ‘Miracles happen’

Karrueche Tran

Model

Michael J. Fox

Actor, Author and Advocate; Founder, The Michael J. Fox Foundation for Parkinson’s Research

Michael J. Fox on latest Parkinson's research and how he's ...

Brooke Shields

Actress; Model; Women's Health, Aging & Mental Wellness Advocate

Sheryl Lee Ralph

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

John Mattone

Top Ten Leadership Authority, Top Twenty Executive Coach in the World & Best-Selling Author