Scott Adams drew a couple of hilarious cartoons over the weekend about just exactly what constitutes an alpha male for reproductive purposes. I probably find this funnier precisely because I'm a nerd.
It turns out surprisingly often that you can find the proper answer to controverted questions by asking not WWJD?, but rather What Would Darwin Do? We are all familiar with personal Darwin Awards, but the concept applies equally well to larger social units. When was the last time you met a Shaker? On a civilizational level, policies that keep the birthrate below replacement level for extended periods of time are the equivalent of a Darwin Award.