Tying teacher tenure to student scores doesn’t fly
Column by Justin Snider/Education Week
The day we can accurately measure a teacher’s performance has finally arrived. Or so the likes of District of Columbia Schools Chancellor Michelle A. Rhee and New York City Mayor Michael R. Bloomberg would have us believe. In a speech this past fall in Washington, but directed at the New York state legislature, Mayor Bloomberg praised “data-driven systems,” while arguing that student test scores should be linked to teacher-tenure decisions. His preferred analogy was to medicine: To prohibit the use of student test-score data in such decisions, Bloomberg explained, would be as insane and inane as “saying to hospitals, ‘You can evaluate heart surgeons on any criteria you want—just not patient-survival rates.’ ” (more...)