Bob Dylan: Behind the Shades RevisitedIn May 2001 Bob Dylan will be sixty years old. Ten years ago, Clinton Heylin published his groundbreaking biography of the man. Behind the Shades, which The New Yorker recently singled out as "the most readable and reliable" of all Dylan biographies. This new, updated version has been completely rewritten from the bottom up, is significantly enlarged, and takes into account not only the last tumultuous decade of Dylan's life, but an additional decade