Education experts slam LA Times teacher assessments
Blog by Robert Cruickshank/California Progress Report
There's a reason why a newspaper should not be making public policy on its own: their interest is in getting eyeballs and readers, not in providing policy tools that are actually useful.
At right is a short but very effective and informative video from Daniel Willingham, an education policy expert, explaining how the method used by the LA Times to evaluate teachers - known as "value-added measures" - is deeply flawed as a basis of comparing teacher effectiveness. The LA Times acknowledged these shortcomings in their Sunday article, but blew right past those concerns and used the flawed method of analysis anyway (more...)
Also: Huffington Post