There are heartening and sobering conclusions.

That doesn’t mean teacher quality is not important. It means we have to take a closer look. A lot happens between policy and classrooms.

There are signs of promise in this approach, but certainly the jury is still out.

We don’t know why, we just know that they did. The state may initiate an equalization effort, but often … because of properties of state policies, that doesn’t mean they’re getting the exact same levels...