Dan Harris

Award-Winning ABC News Anchor & #1 New York Times Best-Selling Author

Bill Rancic

"The Apprentice" Winner; Entrepreneur; Star of "Giuliana & Bill"

Dan O'Brien

Olympic Gold Medalist & Decathlon Champion

Melissa Rivers

Actress, Television Host & Producer, Equestrienne, and Philanthropist; Daughter of Late Comedian Joan Rivers

Sherry Lansing

Former CEO of Paramount Pictures & Founder of The Sherry Lansing Foundation

Jan Ping

Breast Cancer Survivor, Emmy Award-Winning Hair & Makeup Artist

Behind the Glam: Secrets from an Emmy-Winning Makeup Artist

Ramona Pierson

Former Managing Director, Head of Product and Innovation at PwC

John Amatt

Mountaineer, Founder & President of One Step Beyond WorldWide

Jennifer Siebel Newsom

First Lady of California; Actress & Filmmaker of "Miss Representation" and "The Mask You Live In"

Karen Armstrong

Founder of The Charter for Compassion

Camryn Manheim

Actress; Human Rights Activist; Writer & Producer

Danny Koker

Mechanic, TV Producer, Motorcycle Enthusiast, Musician & Star of "Counting Cars"

Nik Wallenda

Acrobat, Aerialist, Daredevil & High Wire Artist

Michael Yo

Actor, Stand-up Comedian & Two-Time Emmy Nominee

Michelle Aguilar

Winner of NBC's "The Biggest Loser" Season 6, Author, Motivational Speaker

Sugata Mitra

Professor of Educational Technology; Leading Expert on Global Education Around Peer to Peer

Ed Rendell

Former Governor of Pennsylvania; NBC News Political Analyst & Author

Marilyn Sherman

Success Strategist in Times of Challenge and Change; Conflict Resolution Expert

Dr. Lisa Masterson

OB/GYN, Mom, Philanthropist & Author; Known as Co-Host of "The Doctors"

Alexis Jones

Female Empowerment Activist & Author of "I Am That Girl: How to Speak Your Truth, Discover Your Purpose, & #bethatgirl"