Giving Away $100 Million: A Peek behind the Curtain at MacArthur Foundation

“Tell us what problems $100 million can solve, and how.” Thus began an experimental grantmaking process launched by the MacArthur Foundation in response to, as the author writes, “criticism that the philanthropic sector is too insular, not sufficiently focused on impact, and too risk averse.” This article gives an insider overview of the experiment and its results, and offers lessons learned along the way in anticipation of the final announcement of the successful awardee.