Fire first, ask questions later? Comments on Recent Teacher Effectiveness Stu... - 4 views
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For teachers with a relatively short track record in a given school, grade level and specific assignment, and schools with many such teachers, this statistical twist has little practical application, especially in the context of annual teacher evaluation and personnel decisions.
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"These are interesting findings. It's a really cool academic study. It's a freakin' amazing data set! But these findings cannot be immediately translated into what the headlines have suggested - that immediate use of value-added metrics to reshape the teacher workforce can lift the economy, and increase wages across the board! The headlines and media spin have been dreadfully overstated and deceptive. Other headlines and editorial commentary has been simply ignorant and irresponsible. (No Mr. Moran, this one study did not, does not, cannot negate the vast array of concerns that have been raised about using value-added estimates as blunt, heavily weighted instruments in personnel policy in school systems.)"