Increasingly, police, politicians, and late-night talk show hosts portray today's inner cities as violent, crime-ridden war zones. The same moral panic that once focused on blacks in general has now been refocused on urban spaces and the black men who live there, especially those wearing saggy pants and hoodies. The media always spotlights the crime and violence, but rarely gives airtime to the conditions that produced these problems.

The dominant narrative holds that the cause of the violence is the pathology of ghetto culture. Hip-hop music is at the center of this conversation. When...