San Antonio is using school choice to integrate its schools — and to raise test scores, report Beth Hawkins on The 74. San Antonio’s booming economy hasn’t reached the 78207 zip code on the West Side, she writes. Three years ago, a new superintendent, Pedro Martinez, “created a map showing the depth of poverty on each city block and in every school in the San Antonio Independent School District.” With an enrollment that’s 91 percent Latino and more than 6 percent black, Marti