What's the Alternative to Test Driven Teacher Evaluation?

Stan KarpStan KarpIn fact, we have successful models for what great, collaborative teacher evaluation looks like, but the feds and the philanthropists have asiduously avoided looking at them. Rethinking Schools journalist, Stan Karp just published an insightful piece about a long-standing model in Montgomery County Maryland, and what makes it very different from the approach now in fashion and being pushed by the corporate reformers.