Jeffrey D. Sachs
Earth Institute
Sheryl Sandberg
Facebook
HE Toyin Saraki
The WellBeing Foundation
Rajiv Shah
Rockefeller Foundation
Liesel Pritzker Simmons
IDP Foundation
Jeff Skoll
Skoll Foundation
George Soros
Open Society Foundations
Hernando de Soto
Institute for Liberty and Democracy, Peru
Sterling Speirn
W.K. Kellogg Foundation
William H. Gates, Sr.
Bill & Melinda Gates Foundation
Ted Turner
Turner Enterprises
Archbishop Desmond Tutu
Cape Town, South Africa
Darren Walker
Ford Foundation
Timothy E. Wirth
United Nations Foundation
Zouera Youssoufou
Dangote Foundation
Muhammad Yunus
Grameen Bank
Ernesto Zedillo
54th President of Mexico
Robert Zoellick
World Bank Group