David Miliband

President & Chief Executive Officer of the International Rescue Committee; Former UK Foreign Secretary

Nikolaj Coster-Waldau

Actor Known for his Role as Jamie Lannister on HBO's "Game of Thrones"

Pierce Brosnan

Actor, Producer & Activist; Best Known for His Role as James Bond

Bret Baier

Chief Political Anchor for Fox News; Anchor & Executive Editor of the "Special Report;" New York Times Bestselling Author

Cate Blanchett

Academy Award-Winning Actress Known for "Elizabeth" & "The Aviator;" Ambassador for the Australian Conservation Foundation

Norah O'Donnell

Anchor of the CBS Evening News & Correspondent for 60 Minutes

Steve Blank

Serial Entrepreneur; Founder, Lean Startup Movement

Bridgit Mendler

CEO & Co-Founder of Northwood Space; Former Singer, Actress & Researcher at MIT Media Lab

Joy-Ann Reid

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

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

Lynsey Addario

American Photojournalist; Contributor for National Geographic & Time Magazine

Sallie Krawcheck

Founder & CEO of Ellevest; Author of "Own It: The Power of Women at Work"

Alanis Morissette

Alt-Rock Angst Icon Known for "You Oughta Know" & "Ironic"

John P. Kotter

Leadership & Change Management Guru

Bill Clinton

42nd President of the United States; Founder of the William J. Clinton Foundation

Jonathan Bush

Technology Entrepreneur; Co-Founder & Former CEO of athenahealth

James Watson

Molecular Biologist, Geneticist & Zoologist

Craig Venter

Founder & CEO of Synthetic Genomics Inc.

Jim McCann

President & CEO of 1-800-FLOWERS.COM

Nicholas Kristof & Sheryl WuDunn

Pulitzer Prize-Winning Journalists for "Half the Sky" & Human Rights Advocates

Ted Turner

Media Mogul & Philanthropist