Clifton HoodClifton Hood is professor of history at Hobart and William Smith Colleges. He is the author of 722 Miles: The Building of the Subways and How They Transformed New York. (Simon & Schuster, 1993; Johns Hopkins University Press, 1995) and In Prsuit of Privilege: The Upper Class and the Making of New York City, since 1753 (Columbia 2016). Read More Read Less