According to William Finnegan, author of Cold New World, there are a couple of good reasons that teenagers in the Antelope Valley area become members of white supremacist groups. Many of them are obvious just in reading the book. Peer pressure is the biggest reason given for the youth to join these groups. This means that since their friends are in the group, they should be in it. Another reason is to be protected. Both the Sharps and the NLR’s protect themselves and each other. They ‘watch each other's backs.’ And if you’re no ....