David Lehr - Acumen Fund Fellow

Sebastien Marot - Friends International

Sebastien Marot - Friends International (Français)

Ann Cotton - CAMFED

Joe Madiath - Gram Vikas

President Jimmy Carter - The Carter Center

Roshaneh Zafar - The Kashf Foundation

David Bornstein - How to Change the World

Elizabeth Isele - The Great Bay Foundation

Sasha Chanoff - Mapendo

Charles Handy - The New Philanthropists

Dennis Whittle - Global Giving

Keely Stevenson - Acumen Fund Fellow

Peter Samuelson - Film Producer and Social Entrepreneur

Alberto Ibargüen - The Knight Foundation

Carla Javits - REDF

Ayeleen Ajanee - Acumen Fund Fellow

Jim Koch - Global Social Benefit Incubator

Alberto Ibargüen - The Knight Foundation - En Español

Pamela Hartigan - The Schwab Foundation

Ellen Martin - Let's all sign the Kyoto Protocol!

Rob Kaplan - A Berkeley student at Oxford

Jacqueline Novogratz - Acumen Fund

Brian Trelstad - What to Expect in 2017

Victor d'Allant - Un poulailler communeautaire

David Lehr - Acumen Fund Fellow