Anderson Cooper

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

Donna Brazile

Veteran Political Strategist, Best-Selling Author & Former Interim Chair of the Democratic National Committee

Dan Abrams

Chief Legal Affairs Anchor at ABC News & Founder of Abrams Media

Manny Diaz

Former Mayor of Miami

Amy DuBois Barnett

Chief Content Officer, theGrio.com & EVP Digital, Entertainment Studios

Xavier Sala-i-Martin

Chief Economic Advisor to the World Economic Forum

Becki Donatelli

Chief Internet Consultant, McCain Presidential Campaign

Dr. Tererai Trent

Internationally Recognized Voices for Quality Education and Women’s Empowerment; Oprah Winfrey's "All-Time Favorite Guest"

James Traub

Global Affairs & Politics Writer

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Paul Wolfowitz

Foreign & Security Policy Expert

Bing West

Correspondent & Military Author

Gillian Sorensen

Senior Advisor, UN Foundation

Ted Rall

Nationally Syndicated Cartoonist

Shirin Ebadi

Nobel Peace Prize-Winning Iranian Activist & Lawyer

Mahathir Bin Mohamad

Former Malaysia Prime Minister

Dr. Samantha Nutt

Medical Doctor, Award-Winning Humanitarian, Bestselling Author & Founder of War Child USA

Ray Zahab

Ultra-marathon Runner and Adventurer; Host, "The Project"; Author of "Running for My Life"

Haiyan Wang

Managing Partner of China India Institute, Renowned Expert on Global Strategy, Growth & Emerging Markets

John Passacantando

Former Executive Director of Greenpeace USA

Martti Ahtisaari

Nobel Peace Prize Winner

Graham Hill

Founder of Life Edited & TreeHugger.com

David Galenson

Father of Conceptual vs Experimental Theory of Creativity

Jeff Jarvis

Leader in the Development of Online News & Blogging; Director of the Tow-Knight Center for Entrepreneurial Journalism at CUNY

Steve Wozniak

Co-Founder of Apple Computer, Inc.

Isaiah Washington

NAACP Image and SAG Award Winning Actor and Activist, Best Known as "Dr. Burke" On "Grey's Anatomy"

Diane Sawyer

Anchor, ABC World News

Andrea Mitchell

Host of MSNBC’s "Andrea Mitchell Reports" & Chief Foreign Affairs Correspondent for NBC News

Andrea Mitchell - Celebrating 15 years of "Andrea Mitchell Reports"

Laura Liswood

Secretary General, Council of Women World Leaders; Senior Advisor, Goldman Sachs

Vaclav Klaus

Former President of The Czech Republic