Arguments for school choice generally have two parts: first, that culture-war battles over school policies and curriculum content will fade when those can be chosen by families; and, second, that students are best served academically when parents are able to select their kids' educational environments.
While the culture-war argument has recently dominated, academic concerns just got a big boost from new indications that kids are struggling to learn in public schools. That is, they're still struggling to learn in public schools.
