- The Geek Handbook: User Guide and Documentation for the Geek in Your Life
by Mikki Halpin
- mattandjess.net - as you wish: The Care and Feeding of your Geek
- Your New Geek: Care and Feeding Guide « willfe's blog
- A Girl's Guide to Geek Guys by Mikki Halpin and Victoria Maat
If you think you may be a geek, there's a diagnostic tool available from just say hi, and a more comprehensive one available from innergeek (but slightly biased towards a US audience). My latest geek score from innergeek is 37.08087% (major geek); JustSayHi rates me as 72% geeky.
Because we all know that the geek shall inherit the earth.