In the spirit of generosity I've been thanking the gods that private school teachers' salaries are not connected to students' standardized test scores. Else Malia Obama's science teacher at the Sidwell Friends School might have lost her job faster than you can say "grade inflation."
I look forward with curiosity and wonder to the system the Department of Education is devising to measure teachers' effectiveness. I'm all for merit pay, but I can't figure out how it will work. How does a test measure teacher effectiveness when we teachers teach different subjects to different groups of kids in vastly different universes?
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