On the surface, Riverview High School looks like the post-racial ideal. Serving an enviably affluent and diverse district, the school is well-funded, its teachers are well-trained, and many of its students are high-achieving. Yet Riverview has not escaped the same question that plagues schools throughout America: why is it that even when all of the circumstances seem right, black and Latina/o students continue to lag behind their peers? The authors...