Ethan Zohn

Winner of "Survivor" Africa, 2x Cancer Survivor, Stem Cell Transplant Recipient, Social Entrepreneur, Philanthropist, Cancer Research Advocate, Former Pro Soccer Player, Sports Broadcaster & TV Personality

Dr. Richard Carmona

17th Surgeon General of the United States; Chief of Health Innovations at Canyon Ranch; Distinguished Professor of Public Health at MEZCOPH

Jon Wolske

Culture Evangelist

Temple Grandin

World-Famous Animal Scientist, Autism Self-Advocate & Author of "Thinking in Pictures: My Life With Autism"

Genetics And The Behavior Of Domestic Animals

Ndaba Mandela

Grandson of Nelson Mandela, Founder of Africa Rising Foundation

Louis Gossett Jr.

Oscar-Winning Actor, Founder of the Eracism Foundation

Ayesha Khanna

The Leading Expert on Our Intelligent Future

Stephen A. Smith

Sports Journalist, Analyst and Talk Show Host Known for "First Take"

Robin Chase

Transportation Entrepreneur, Founder & Former CEO of Zipcar; Author of "Peers Inc: How People and Platforms Are Inventing the Collaborative Economy and Reinventing Capitalism"

Gary Hamel

Internationally Renowned Expert on Business Strategy, Professor at London Business School & Author

Innovation Advantages | Gary Hamel | WOBI

John Quiñones

Broadcast Journalist & Host of "What Would You Do?"; ABC's First Latino Correspondent

Alicia Silverstone

Actress & Animal Rights Activist

Dan Abrams

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

'Live P.D.' Host Dan Abrams Brings New Order to Law-Focused ...

Ralph Nader

Former Presidential Candidate for the Green Party, Consumer Advocate & Independent

Paul Rusesabagina

Real Life Hero of Hotel Rwanda

Mark Whitacre

Executive Director of t-factor of Coca Cola Consolidated, Inc. & Subject of Steven Soderbergh's "The Informant"

Steve Farber

Best-Selling Author the Radical Leap; Consultant and Leadership Expert

Sonia Nazario

Pulitzer Prize-Winning Author & Journalist; Author of "Enrique’s Journey"

Margaret Wheatley

Co-Founder & President of The Berkana Institute; Bestselling Author, Organizational Consultant, & Community Worker

Doug Giles

Conservative Columnist, Political Commentator & Author; Creator of ClashRadio.com