Bill Gates Praises Charter Models

This from Education Week (subscription):

In his first “annual letter” discussing his foundation’s work, Bill Gates last week elaborated on some of its priorities for education grantmaking.

The Jan. 26 letter from the former chairman of the Microsoft Corp. says the Bill & Melinda Gates Foundation’s nearly $2 billion investment over nine years in creating smaller high schools “fell short” of reaching its goal of raising college-ready graduation rates.

“Many of the small schools that we invested in did not improve students’ achievement in any significant way,” Mr. Gates, the co-chairman of the Seattle-based philanthropy, writes. “These tended to be the schools that did not take radical steps to change the culture, such as allowing the principal to pick the team of teachers or change the curriculum. We had less success trying to change an existing school than helping to create a new school.”

Mr. Gates pledged to continue to support school models that seem to be effective, praising the Knowledge Is Power Program, or KIPP, network of schools and High Tech High in San Diego. States should revise policies capping the number of charter schools, he says...