I would claim that there are two factors that lead to the fact that most scientists are Democrats: the overall lean of universities, and the source of funding. First, scientists tend to work in academia. It's well documented that universities are strongly slanted to the left. It seems reasonable to expect that when the left-leaning universities are looking to hire, they will tend to (possibly not intentionally) favor…
>It's well documented that universities are strongly slanted to the left I think that this just deflects the question. Why is it that universities are left-leaning? The implication is that knowledge acquisition is co-related with left-leaning politics? I'm not about to go into the implications of such an assertion, lest a political flame-war break out, but I think answering that more general question will explain the…
My father taught free market economics at a small private college. His students would regularly comment to him that they'd never heard that stuff before, that they didn't even know there was a rationale behind free market economics.