William Abrams
Trickle Up
Akwasi Aidoo
TrustAfrica
Secretary Madeleine Albright
Albright Stonebridge Group and Former United States Secretary of State
David Gómez Alvarez
Jalisco Cómo Vamos
Lashon Amado
Opportunity Youth United
Greg Asbed
Fair Food Program
Akhtar Badshah
Digital Partners
Molly Baldwin
Roca
Richard Beahrs
The Millennium Project
Martín Beaumont
Fundación AVINA
Kenneth E. Behring
Wheelchair Foundation
Nardos Bekele-Thomas
United Nations – Kenya
Shari Berenbach
Calvert Foundation
Sanjay Bhatnagar
WaterHealth International
Soumen Biswas
Professional Assistance for Development Action
Tony Blair
Former Prime Minister of the United Kingdom
David Bloom
Harvard School of Public Health & Harvard Business School -- Antares
Rosa Coj Bocel
Living on One
Conor Bohan
Haitian Education and Leadership Program (HELP)
Sombat Boonngamanong
The Mirror Foundation
Paul Born
Tamarack Institute
Lael Brainard
Brookings Institution
Jim Brasher
Synergos Institute
Ned Breslin
Water for People
Peter Buffett
NoVo Foundation
Jennifer Buffett
NoVo Foundation
Edgar Bullecer
Paglas Group
Bridget Burkhardt
ShoreBank International
Tony Bury
Mowgli Foundation
Edmund Cain
Conrad N. Hilton Foundation