Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Maintaining A Healthy Body & Mind | Bob Harper Q&A

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Cynthia Marshall

CEO of the Dallas Mavericks; President & CEO, Marshalling Resources Consulting

Trevor Noah

Emmy Award-Winning Comedian & Bestselling Author; Former Host of "The Daily Show"

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Linda Alvarado

Community Leader; Education Advocate; CEO of Alvarado Construction & National Women's Hall of Famer; First Latino Owner of a Major League Baseball Team

Ben Stein

Political Economist, Commentator, Author & Actor

David Chang

Founder & Chef of Momofuku Restaurant Group

Blair Imani

Executive Director of "Equality for HER", Activist & Mental Health Advocate

Olympia LePoint

Former NASA Rocket Scientist, Author, TED Speaker & Artificial Intelligence Ethics Professor

Olympia LePoint Science News

Laura Ling

Acclaimed Journalist Known for Being Detained in North Korea; Host of "E! Investigates;" Co-Author of "Somewhere Inside"

Vince Papale

Former NFL Player & Inspiration for the Movie "Invincible"

Joy-Ann Reid

MSNBC Correspondent, Political Author & Host of "The ReidOut"

Medgar and Myrlie: Medgar Evers and the Love Story that Awakened America

Annette Gordon-Reed

Professor of American Legal History at Harvard Law School & Pulitzer Prize-Winning Author

Jessica Cox

World's First Armless Pilot & First Armless Black-Belt in the American Taekwondo Association

Glennon Doyle

Author, Activist & Founder of Together Rising

Tiffany Shlain

Founder of The Webby Awards; Emmy-Nominated Filmmaker, Bestselling Author, Internet Pioneer & Futurist

Dave Dravecky

Former Professional Baseball Player; Cancer Survivor, Arm Amputee & Author of "Comeback"

Tracee Ellis Ross

Actress, Producer; Chief Executive Officer at PATTERN

Laura Ingraham

Political Commentator, Television Host & Journalist