Here's something for the radar: Greg Wilson and Andy Oram have a forthcoming release (wow, I sound like a radio DJ) from O'Reilly entitled Beautiful Code: Leading Programmers Explain How They Think. If the title isn't seductive enough, a look at the essay authors should be - including Charles Petzhold, Yukihiro Matsumoto, Douglas Crockford, and Elliotte Rusty Harold amongst others.