States are increasingly interested in including measures of student achievement growth, or "value- added," in evaluating teachers. Annual state assessments, however, which are the typical measure of student growth, usually cover only reading and math teachers and only in grades 4-8. These state assessments thus cannot …

States and school districts are exploring alternatives to state tests for measuring teachers' contributions to student learning. One approach applies statistical value-added methods to alternative student assessments such as commercially available tests and end-of course tests. The evidence suggests that these methods can reliably distinguish…

This article offers an explanation of standardized tests so that parents may understand the significance of their children's tests scores. Definitions of terms such as "percentile ranking," "norming group" and "criterion-referenced" are given. The author also questions the validity of high-stakes tests as a true…

Mounting pressure in the policy arena to improve teacher productivity either by improving signals that predict teacher performance or through creating incentive contracts based on performance--has spurred two related questions: Are there important determinants of teacher productivity that are not captured by teacher credentials but that can be…

Over the last decade, virtually every state has launched a school accountability program in response to public concern over failing schools. Proponents of school accountability argue that standards can energize school systems, by putting pressure on schools to help all students. After almost a decade of accountability reforms, content standards…