Shiza Shahid

Entrepreneur, Technologist, Investor, Impact Leader & Co-Founder of the Malala Fund and Our Place

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Randi Zuckerberg

CEO & Founder of Zuckerberg Media; Bestselling Author; Business Radio Show Host

Steve Wozniak

Co-Founder of Apple Computer, Inc.

Judy Smith

America's Premier Crisis Management Expert; Inspiration for ABC's "Scandal"

Judy Smith - Career Advice

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

J.R. Martinez

Actor, Best-Selling Author, Motivational Speaker, Advocate & Wounded U.S. Army Veteran

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Lisa Leslie

WNBA Champion, Olympic Gold Medalist & Author of "Don't Let the Lipstick Fool You;" Coach of Ice-Cube's BIG3 Basketball League

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Nev Schulman

Producer, Actor, Photographer & TV Host Known for MTV's "Catfish: The TV Show"

Amy Purdy

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

Kara Swisher

Host of Sway Podcast, Contributing Opinion Writer, New York Times & Co-Host of Pivot Podcast at New York Magazine and CNN On-Air Contributor

Burn Book: A Tech Love Story

Sophia Amoruso

International Public Speaker, Founder & CEO of Nasty Gal, Author of "#GIRLBOSS"

I Was A Stripper! A Shoplifter! Then Built A $400m Business!

Anne-Marie Slaughter

Foreign Policy Expert, Author & CEO of New America Foundation

Jon Steinberg

CEO of Future Plc., Founder of Cheddar; Former President & COO of Buzzfeed; Former CEO of Daily Mail.com in North America

Shawn Achor

Harvard Professor, Researcher, Positive Psychology Expert, Author of "The Happiness Advantage" & "Big Potential"

Andy Cohen

Emmy Award-Winning Host & Producer of Bravo’s "Watch What Happens: Live"

Andy Cohen reacts to his infamous New Year’s Eve rant

Kate McKinnon

Emmy Award-Winning Comedian & Former Cast Member of "Saturday Night Live"

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO