We’re in the midst of yet another electrifying March Madness basketball tournament, a time of year when even the most causal fans awaken to the richness and diversity of American colleges and universities. Suddenly Americans become devotees of schools we’ve never heard of and root for underdogs that seem hopelessly outmatched. We celebrate mascots of random Midwestern schools and cheer small-conference upstarts as if we have personal stakes in their success. Contained within