HEY NEW YORK: High Test Scores Tell You Nothing About The Quality Of A Teacher
It is possible to encourage excellence in an organisation, even a large one such as a public-school system, without relying on statistical performance metrics
Diane Ravitch, the education-reform advocate famous for having long advocated chartered schools and centralised assessment of teachers only to turn against both reforms in the past few years, has a post at the New York Review of Books railing against New York's new testing standards.
The state moved last week to conduct a centralised assessment of all public-school teachers on the basis of whether they have improved student performance year to year, and to fire teachers who fail to do so.
New York had to make this move to meet criteria for the $700m it will
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