ToThe Washington Post, he's "The Last Political Showman of the 20th Century."Bill Clinton has called him "the real Slick Willie."Ronald Reagan's secretary of state George Shultz called this famously liberal politician "a man of his word" and endorsed his successful candidacy for mayor of San Francisco.Indeed Ronald Reagan and Bill Clinton both called upon him for advice and help. He is Willie L. Brown, Jr., and he knows how to get things done in politics,...