AJ McLean

Singer, Songwriter and member of the Backstreet Boys

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

Aaron Tippin

Country Music Singer-Songwriter & Record Producer

Aaron Tippin "You Gotta Stand for Something"

Akbar Gbajabiamila

Inspirational Former NFL Player & Broadcaster; Host of American Ninja Warrior & Co-Host of The Talk

Alice Cooper

American Rock Singer-Songwriter; "Poison"

Alisha Boe

Actress, Known for "13 Reasons Why"

Alisha Marie

YouTube Fashion & Beauty Guru

Amy Grant & Vince Gill

Andrew Weil

Physician & Author; Broadly Described Guru of the Alternative Medical Brands

Andy Puddicombe

Co-Founder of Headspace

Angie Stone

Singer-Songwriter, Actress & Record Producer

Ann Shoket

Former Editor in Chief of Seventeen Magazine & Author of "The Big Life"

Antonio Damasio

Director of the Brain Institute

Art Garfunkel

GARFUNKEL was originally revered for his Grammy-winning, chart-topping songs and albums.

Ashley Graham

Model, Entrepreneur & Body Image Activist

Atul Butte

Chief of the Division of Systems Medicine and Associate Professor of Pediatrics, Medicine, and Computer Science, at Stanford University.

Bar Refaeli

Israeli Model

Barbara Boxer

Former Democratic Senator of California

Bebe Neuwirth

Actress, Musician and Dancer; Known for "Cheers" and "Jumanji"

Billie Lourd

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

Billy Bob Thornton

Actor, Screenwriter; Known for "Armageddon"