I'm researching geek culture for a piece of coursework I am doing for Workshop. Here are some links I have come up with:

Websters dictionary definition Old German for "fool" comes to us via the fairground.
What is a Geek? An alternative definition.
Female Geeks Article about an endangered species.
Lord of the Geeks Tracing the roots of geek culture in Tolkien, of all places.
The Code of the Geeks How to encode your own particular flavour of geekiness.
Triumph of the Nerds (DVD) Memorable TV series about the PC revolution.
New Hacker's Dictionary The mother-lode. This exhaustively documents every aspect of computer geek culture.