NYC Teacher Rating Tweets – A Tale of Unintended Consequences

Last week, ratings for New York City teachers who teach English Language Arts and math in grades 4 – 8 were released and published by New York City newspapers. These links demonstrate why doing so might be be such a great idea.

Teacher test scores go online in New York City. “The teachers will be right to feel assaulted and compromised here… from every perspective it sets the wrong tone.” Merry Tisch, chancellor of the state Board of Regents!!! Scores are distributed on a curve so 5% have to be bad regardless of the real number. @NYTimes

Here is the link to the same topic in the NY Post with links to methodology, actual scores, and an editorial. @NYPost

Parents at her Queens school looking for a different classroom for their children. Get ready for lots more of this. @NY Post

There is no Lake Wobegon in New York City. In a high performing school someone has to be below average. More fallout form publishing test scores. This is officially stupid. @DrDougGreen.Com @NYTimes

This is the damage being done by the publication of the Teacher Test ratings in NYC. Shame on NYCDoE. @chrislehman @phsprincipal

How to Demoralize Teachers by @DianeRavitch @MiguelEscotet

Linda Darling-Hammond: Value-Added Evaluation Hurts Teaching @bhsprincipal

Hard-Working Teachers, Sabotaged When Student Test Scores Slip. @prismdecision This is an example of problems caused by the ceiling effect and small sample sizes. @DrDougGreen

Hard-Working Teachers, Sabotaged When Student Test Scores Slip @NYTimes

Error Rates in Measuring Teacher and School Performance Based on Student Test Score Gains This makes use of test scores to evaluate teachers even more shaky. @mcleod

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