Problems with the use of Student Test Scores to Evaluate Teachers

Rundown on the Problems with the Use of Student Test Scores to Evaluate Teachers report released August 29, 2010 http://educationpolicyblog.blogspot.com/2010/08/problems-with-use-of-student-test.html states "I do not know how anyone who knows the work of these scholars and who reads this brief can accept the idea of placing any stakes as to firing or awarding of merit pay based on the current status of Value-Added Assessment methodologies."