In the course of his flamboyant career as an all-purpose activist, Saul Alinsky went from organizing working-class ethnics in one of Chicago's most blighted neighborhoods to mapping out strategies for the civil rights and antiwar movements of the 1960s. He enlisted allies--from Catholic clergymen to labor unionists and black activists, in battles waged against opponents from slumlords to the Eastman Kodak corporation. The range of Alinsky's activities,...