[swsieber]

Read also: Moonwalking with Einstein

[pmoriarty]

Also see the Mentat Wiki:

http://www.ludism.org/mentat

They've got many great, practical articles on mnemonics and other memorization techniques.

[forgotpwagain]

Seconding this recommendation -- this book was a really fun (and fast!) read and was really eye-opening about how real memory tricks work and started to get me thinking about the utility of having vast amounts of information memorized.