Thomas J. Miller

CEO of Customer Solutions, Siemens Healthcare

Seyi Oyesola

Beyond high-visibility illnesses like HIV/AIDS, Dr. Seyi Oyesola points out that common, survivable ailments and injuries -- burns, trauma, heart attacks -- kill thousands of Africans each year because basic medical care can be so hard to get.

Roger Baker

CIO & Assistant Secretary for Information and Technology Department of Veterans Affairs

Jamie Bamber

Actor, Known for "Battlestar Galactica"

Zach Kaplan

Founder & CEO Inventables

Jian Ghomeshi

Host of Q on CBC Radio One and Bold Television.

Sharon Taylor

Senior vice president, Human Resources, Prudential; Chair of The Prudential Foundation

Randy MacDonald

Former SVP Human Resources IBM

Stan Shih

Stan Shih, is recognized around the globe for his achievements in brand-business building, and for his unique models of management.

Benjamin B. Ferencz

A Former Prosecutor at the Nuremberg War Crimes Trial

peter schultz

Peter C. Schultz, Ph.D., is retired President (1988 to 2001) of Heraeus Tenevo Inc., a $200 million technical glass manufacturer specializing in fiber optics and semiconductor markets, and retired Chief Technical Officer North America for Heraeus Holding

Peter Docker

Leadership & "Start With Why" Culture Expert

Kevin Briggs

Golden Gate Guardian, International Crisis Management Expert & Suicide Prevention Advocate

Jimmy Chin

Climber, Photographer & Filmmaker

Colin Hay

Musician & Actor; Known as the Lead Singer of Men at Work

Makaziwe Mandela

Daughter of Nelson Mandela & Director of the House of Mandela Family Foundation

Christopher Voss

International Crisis & Negotiation Expert

If You Can Do THIS, Your Conversations Will Change FOREVER | Chris Voss

Ayesha Khanna

Artificial Intelligence Solutions Expert; Leading Advisor on Our Intelligent Future; Co-Founder & CEO of Addo

Rorke Denver

Navy SEAL Commander & Best-Selling Author

Rorke Denver-Speaker's Reel (Speakers Bureau)

Chris Bailey

Author of "The Productivity Project," Productivity Speaker