Dan Schulman

President & CEO of PayPal; Former President of American Express

Glennon Doyle

Author, Activist & Founder of Together Rising

Gillian Anderson

Award-Winning Actress Known for "The X-Files" & "The Crown"

Selena Gomez

Actress & Singer; Best Known for "Wizards of Waverly Place"

Steve Martin

Iconic Actor, Comedian, Author, Playwright & Musician

Timothy Shriver

Chairman & CEO of the Special Olympics

Martha Stewart

Founder of Martha Stewart Living Omnimedia, Emmy Award-Winning Television Show Host, Entrepreneur & Best-Selling Author

Martha Stewart Interview: Recipe for Entrepreneurial Success

Sarah Silverman

Stand-Up Comedian, Actress, Singer, Producer & Writer

Sherri Shepherd

Actress, Comedian, Former Co-host of "The View" & Host of the "Two Funny Mamas" Podcast

Troy Aikman

Three-Time NFL Super Bowl Champion Quarterback, Dallas Cowboys; ESPN Monday Night Football NFL Game Analyst

Tim O'Reilly

Founder & CEO of O'Reilly Media

Amy Smart

Actress, Environmentalist & Co-Founder of Smart House Collections

Al Roker

Co-Host NBC Today Show Media Entrepreneur, Author

Cristina Saralegui

Journalist, Actress, Author & TV Personality; Best Known for "The Cristina Show"

Busy Philipps

Actress, NY Times Best-Selling Author & Late Night Host of "Busy Tonight"

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

Ruby Rose

Australian Model, DJ, Actress & TV Presenter; Known for "Batwoman" & "Orange is the New Black"

Dr. Phil McGraw

"Dr. Phil" Host, NY Times Bestselling Author, Psychologist

Chrissy Teigen

Model, Author & Television Personality

Jane Pauley

Emmy Award-winning Broadcast Journalist & Mental Health Advocate