This is an interesting article about a researcher who set out to determine if genetics influence people’s political beliefs. The article is disdainful, and, really, it seems like a silly way to do it, but some of the correllations deserve a closer look. Why are “fear and aggression, dogmatism and intolerance of ambiguity, [and] uncertainty avoidance” more evident in conservatives?
Here’s a view of that question that I think might be a little more relevant.