Foundations and Impact Investing: What Is Really Going On? The CEP Blog Impact investing has been hailed as potentially transformational by nonprofit sector, corporate, and foundation leaders. Elizabeth Littlefield, President and CEO of the Overseas Private Investment Corporation, has called it "the game-changer we need in the quest to end poverty" that will allow us to "solve many of the world's social problems while making attractive financial returns." The difference impact investing will make has been compared to venture capital's impact on the private sector, something that Ronald Cohen and William A. Sahlman argue "will bring much needed change to the social sector." I'll admit that, though I am excited about the promise of more capital deployed to do good, I find myself looking for some hard data to back up these assertions. At this point, I simply have too many questions. What is impact investing, exactly...