There's a Gene for That...Or Is There?

A CNN headline reports, "Blame genetics for bad driving, study finds." "Genes for," however, are dangerous words in genetics.

Recently, we looked at evolutionary psychology, the attempt to explain current human behavior as being governed by natural selection acting on how hominoid/hominin/human groups lived hundreds of thousands of years ago, so that the behavior is now encoded in the genes and brains of survivors. For example, we were told recently that men may have better navigation skills...