Commentaries on music from NPR's Here and Now and elsewhere... Author Tim Riley has written books on the Beatles, Bob Dylan, and Madonna, and his most recent title is FEVER: HOW ROCK'N'ROLL TRANSFORMED GENDER IN AMERICA (Picador 2005). He is at work on a major new biography of John Lennon for W.W. Norton slated for 2009. His music commentary is featured regularly on NPR's HERE AND NOW, the nationally-syndicated show produced weekdays out of WBUR-FM in Boston. more