Few forms of music elicit such strong reactions as does heavy metal. Embraced by millions of fans, it has also attracted a chorus of critics, who have denounced it as a corrupter of youth--even blamed it for tragedies like the murders at Columbine. Deena Weinstein argues that these fears stem from a deep misunderstanding of the energetic, rebellious culture of metal, which she analyzes, explains, and defends. She interprets all aspects of the metal...