The value-added assessment model that was forced on states by Arne Duncan’s Race to the Top is starting to fall apart, in the courts and in the experience of every state compelled to use it.

In this post, evaluation expert Audrey Amrein-Beardsley explains the top ten reasons why large scale, standardized tests should not be used to evaluate teachers.

She faced off against the rightwing National Council on Teacher Quality, which has consistently supported VAM and high-stakes testing. It is funded by, among others, the Gates Foundation.