Dan Walters: Using student test scores to grade California teachers has pitfalls - Sacramento News - Local and Breaking Sacramento News Sacramento Bee:
"Testing data seemingly introduce dispassionate objectivity into the evaluation process. Each kid's abilities are as individual as fingerprints, however. Learning is also affected by many other factors, most of which are beyond the control of the teacher, such as cultural influences, parental involvement, taxpayer financing, administrative support and availability of textbooks."
Uncertainty and Arrogant Reformers
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Listen to Michael Mann, a climatolgist at Penn State University who talked
about the science behind global warming and rising sea levels. Any honest
assess...
2 hours ago
