Take a look at Face research and their face prototyping methods. Very interesting, a way to average faces.

Here’s what the average professional rugby player looks like:

Via Rick Jelliffe.

Update: Did some more digging around, ran across some interesting sites. Check out Volker Blanz’s site, and take a look at his video. Looks like really fun stuff to play with research. Of course my graduate advisor was one of the original face recognition guys, so it’s hardly surprising I’m into this stuff.