The Grim Evolutionary Logic of Group Punishment
Donald Trump always lets his reptilian brain do the talking, and that's probably the key to his appeal. He appeals to the baser instincts, and everybody has them. Group punishment - the punishment of a whole group for the actions of a member - are officially a war crime, which is ironic, since war is itself a group punishment. Humans became the animal world's master cooperators partly to cooperate against other groups of humans, and one factor that welds us into groups is the idea that we as individuals can be punished for the actions of one of our members. The gangsters who executed 9 year-old Tyshawn Lee were extracting revenge for another murder committed by the gang his father was in. The terrorists who go on murder rampages probably imagine that they are revenging some slights or offenses by members of the groups attacked. Many of them imagine that they are furthering some larger cause - the advancement of their religion, the protection of the unborn, or whatever. I...