In an unexpected action last summer, the Los Angeles Times published the ratings of teacher effectiveness for 6,000 teachers by name. This is a potential game-changer...

New York City's schools chancellor, with the support of Mayor Bloomberg, wants to release the value-added test score results for 12,000 teachers...I've spent many years looking carefully at such data. I know it can be incendiary; I know it has flaws. Still, I strongly support its release...

There is a growing bipartisan agreement on the importance of rewarding good ones...

We hope that a Republican takeover might lead to a productive policy environment, with the GOP even teaming up with the Administration to promote the “tight-loose” framework. But that’s no sure thing...