On a winter afternoon that threatened tornadoes, retired federal judge U.W. Clemon stood at a window 31 floors above Birmingham,
looking south. In the foreground was the University of Alabama at Birmingham, whose medical center powers the city’s economy. To the west, railroad tracks snaked between warehouses, vestiges of boom times, when Birmingham was known as “the Pittsburgh of the South.” On the horizon rose Red Mountain, a slight green ridge. Clustered on the other side of its hump, outside the city limits, are some of the wealthiest suburbs in Alabama: Mountain Brook, Vestavia Hills, Hoover and Home-wood. They have the best schools in the state, and although Alabama has some of the worst schools in the nation, those suburbs frequently make it onto national best-schools lists. Many…