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shared by Christine Southard on 22 Apr 11 - No Cached

It has now become conventional wisdom that teachers are the most important ingredient in an effective school. 
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A good teacher gets above average achievement out of her students.
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A teacher at the 85th percentile can, in comparison to an average teacher, raise the present value of each student’s lifetime earnings by over $20,000–implying that such a teacher with a class of 20 students generates over $400,000 in economic benefits, compared to an average teacher, for each year that she gets such achievement gains.
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a teacher at the 15th percentile subtracts $400,000 in value from her class of 20 students.
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By changing a teacher’s profession into a perilous affair and a rat race, with many pink slips being handed out each year, by sewing distrust among colleagues, by exposing teachers to unfair high-stakes evaluations, Mr. Hanushek turns the teaching profession into a highly unattractive prospect for the intelligent, ambitious students that American education so desperately needs.
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And that is bad news for *all* US students, not just for the ’5 to 8 percent’ about whom the magical ‘tests’ revelates that they are ‘ineffectively taught’.
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shared by Admission Times on 08 Jan 14 - No Cached

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