President-elect Donald Trump has appointed Betsy DeVos, an advocate of school choice, to be Secretary of Education. The idea of school choice is that a student can leave a poorly performing school for one that can supposedly provide a better education, including private and parochial schools. Charter schools are an example of a choice. They are publicly-funded, and they have greater freedom than public schools in the kind of curricula they wish to have and in choosing their students. Critics of