Jon Stewart

Talk Show Host, Comedian & Producer

Earth (the Book): A Visitor's Guide to the Human Race. Written and Edited by Jon Stewar...

Bob Costas

Award-Winning Sportscaster, Broadcaster & Best-Selling Author

Simon Cowell

TV Personality & Former Judge on The X Factor, Britain's Got Talent and American Idol

Anderson Cooper

Journalist, TV Personality, Anchor of CNN's "Anderson Cooper 360°"

Caitlyn Jenner

TV Personality & Olympic Gold Medalist; Co-Host of "Keeping Up With Sports"

Maria Bartiromo

Global Markets Editor, FOX Business Network

Dr. Mehmet Oz

Cardiothoracic Surgeon; Host of "The Dr. Oz Show;" Columbia University Professor & Author

Charlie Brooker

Emmy Award-Winning Writer, Broadcaster & Satirist; Creator of Netflix's "Black Mirror"

Bethenny Frankel

Entrepreneur, Reality TV Star & Bestselling Author; Founder of Skinnygirl & BStrong Disaster Relief

Maria Shriver

Journalist, Best-Selling Author, Entrepreneur & Former First Lady of California