'Gbenga Sesan

Social Entrepreneur; Digital Inclusion & Digital Rights Advocate; Executive Director of Paradigm Initiative

A.J. Jacobs

Best-Selling Author & "Human Guinea Pig"

AC Coppens

Futurist, Strategist & Conference Curator; Founder of THE CATALYSTS, a Boutique Agency for Innovative & Creative Players

AC Coppens | TEDNext

Aakash Odedra

Award Winning Contemporary British Dancer

Aaron Horowitz

Co-Founder & CEO of Empath Labs; Creates Patient-Centered Healthcare Technology

Aaron Maniam

Senior Director (Industry) at Singapore’s Ministry of Trade and Industry

Abby Wambach

Olympic Gold Medalist, FIFA World Cup Champion, Bestselling Author

Abdoulaye Diabaté

Medical Entomologist; Principal Investigator for Burkina Faso at Target Malaria

Abha Dawesar

Award-Winning Novelist, Artist, TED Speaker & Head of Institutional Marketing Strategy and Planning at Vanguard

Abigail Marsh

Award-Winning Author & Neuroscientist; Director, Georgetown University's Laboratory on Social & Affective Neuroscience

Achim Steiner

Administer of the United Nations Development Programme; Sustainable Development & Climate Resilience Advocate

NEXT: A Safe and Sustainable Future

Adam Foss

Former Assistant District Attorney in the Juvenile Division of the Suffolk County District Attorney’s Office

Adam Joel

Relationship Safety Expert; Writer & Director of Abuse Prevention Film "The Last Drop"

Adam Joel | TEDxNorthwesternU

Adam Kucharski

Infectious Disease Scientist

Adam Savage

Special Effects Designer, MythBusters Co-host, Author

Adam Spencer

Sydney Drive-Time Radio Talk Show Host on Tech and Science

Adeola Fayehun

Nigerian Journalist & Political Satirist

Adrienne Boissy

Neurologist at the Cleveland Clinic Mellen Center for Multiple Sclerosis; Empathy in Healthcare Proponent

Afshan Khan

Global Relief Mobilizer, Director of Office of Emergency Programmes (EMOPS), UNICEF

Agnes Binagwaho

Vice-Chancellor at the University of Global Health Equity; Global Health & Senior Lecturer at Harvard Medical School