(snip) "Phoenix," the fifth book in author J. K. Rowlings's series, is by far the most ideological, and seems allusive to post-9/11 politics. Harry knows that the evil Lord Voldemort has been reborn and is building an army, but the wizarding government, the Ministry of Magic, refuses to believe him. .... "There's a really interesting principle at the heart of this story," says Yates, in an exclusive NEWSWEEK interview. "The ministry is this bureaucratic authoritarian regime trying to impose a fundamental doctrine on this liberal wacky school. The ministry isn't very good at accepting the beauty of differences. Everything has...