For students of human behavior and its relationship to politics, this is absolutely unsurprising.
The findings indicate that male voters exhibit biological responses to the realignment of a country’s dominance hierarchy as if they participated in an interpersonal dominance contest.

Hell I figured well over half of the folks who voted for McCain were actually voting for Palin. (testosterone explains a lot of that)
I would have loved to have had my testosterone levels checked before and after the game with Tennessee. The realignment of the Southeastern Conference is turning me into a woman.
Beating Vanderbilt has not raised my testosterone levels even a little bit.