Cross-town sporting rivalry between the kids from the wealthy school and those from the country school—or the poorer suburbs—has been fodder for Hollywood movies such as Friday Night Lights, McFarland U.S., Coach Carter, The Mighty Ducks and Hoosiers. We like to believe sport is the great leveler and privilege doesn't matter once you enter the arena or sports field. Yet our study indicates this isn't true. Educational advantage carries over into sporting participation and success.