The school choice tent is much bigger than it used to be. Politicians and policy wonks across the ideological spectrum have embraced the principle that parents should get to choose their children’s schools and local districts should not have a monopoly on school supply.
But within this big tent there are big arguments about the best way to promote school quality. Some want all schools to take the same tough tests and all low-performing schools (those that fail to show individual student growth over time) to be shut down (or, in a voucher system, to be kicked out of the program). Others want to let the market work to promote quality and resist policies that amount to second-guessing parents.
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