This is a wonderful, detailed piece in Dissent Magazine.
“THE COST of K-12 public schooling in the United States comes to well over $500 billion per year. So, how much influence could anyone in the private sector exert by controlling just a few billion dollars of that immense sum? Decisive influence, it turns out. A few billion dollars in private foundation money, strategically invested every year for a decade, has sufficed to define the national debate on education; sustain a crusade for a set of mostly ill-conceived reforms; and determine public policy at the local, state, and national levels. In the domain of venture philanthropy-where donors decide what social transformation they want to engineer and then design and fund projects to implement their vision-investing in education yields great bang for the buck…”