Top ten geek haircuts

Leia: Geek princess
It's hard to find a geek who doesn't want to single-handedly rebuild and repopulate the destroyed planet Alderaan with Princess Leia. And you can't argue that she has a frankly epic haircut.

The clearest indication that this style is timeless is that George Lucas hasn't yet been tempted to whip out his special-effects team and have them digitally replace it with a nice hat or a walkie-talkie or something.