In the United States, the homicide rate in the South is consistently higher than the rate in the North. In this brilliantly argued book, Richard Nisbett and Dov Cohen use this fact as a starting point for an exploration of the underlying reasons for violence.According to Nisbett and Cohen, the increased tendency of white southerners to commit certain kinds of violence is not due to socioeconomic class, population density, the legacy of slavery, or...