Don't Buy Into Reformy Frameworks
I agree with quite a bit in Dana Goldstein's review of Steve Brill's new corporate "reform" manifesto, Class Warfare. Unfortunately, Goldstein's review is undermined by a big error:
Brill and the accountability crowd are correct to note that high-performing teachers are consistently able to raise the test scores of even the poorest children. Research shows that an improvement of one standard deviation in teacher quality leads to approximately two to four points of gain for a student on a 100-point test in reading or math. Five years of great teachers in a row, therefore, could raise a student’s test scores by ten to twenty points.What's funny is that just today, Larry Ferlazzo has put out a list of posts debunking this very myth. Here's an