Danny Trejo

Actor, Author, Activist & Restaurateur; Recovery & Intervention Counselor for Troubled Youth

Elizabeth Vargas

Emmy Award-Winning Journalist; Best-Selling Author; Anchor for NewsNation

Mary J. Blige

Grammy Award-Winning Singer, Songwriter & Rapper; Queen of Hip-Hop Soul

Selma Blair

Actress; Multiple Sclerosis Survivor; Healthcare & Disability Advocate

Kid Cudi

Rapper, Singer & Actor; Known for "Pursuit of Happiness" & "Man on the Moon"

Dan Aykroyd

Actor, Comedian, Entrepreneur Known for "The Blues Brothers" and "Ghostbusters"

Glenn Beck

Political Commentator; Television Producer & Radio Host of "The Glenn Beck Program"

Dennis Quaid

Actor / Patient Safety Advocate

Art Alexakis

Musician, Singer-Songwriter & Guitarist; Front Man of the '90s Rock Band "Everclear"

Daniel Amen

Award-Winning Psychiatrist & Best Selling Author

Raising Mentally Strong Kids: How to Combine the Power of Neuroscience with Love and Lo...

Mike Tyson

Former Boxing Heavyweight Champion; Entrepreneur & Philanthropist

Rich Roll

Athlete, Wellness Advocate, Motivational Speaker, Addiction Survivor & 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

Mike Sorrentino

Star of ‘Jersey Shore’ & Recovering Drug Addict

AJ McLean

Singer, Songwriter and member of the Backstreet Boys

AJ McLean Opens Up About His 20-Year Drug Addiction Battle ...

Rory Kennedy

Award Winning Documentary Filmmaker

Dr. Jorge L. Valdes

Mindset Coach, Ex-Narco, Ex-Con, Entrepreneur, Motivational Speaker & Author, Featured on Netflix's "Cocaine Cowboys: The Kings of Miami"

Alice Cooper

American Rock Singer-Songwriter; "Poison"

Bill Clegg

Beselling Author of Portrait of An Addict As A Young Man and Ninety Days: A Memoir of Recovery

John Larroquette

Emmy Award-winning actor best known for his role as Dan Fielding on "Night Court"