Thinking by Coding
petewarden.typepad.com
petewarden.typepad.com
I think a lot of coders might have a main vision; and it's really useful to know consciously what it is, so you can chase after it harder.
I think he was the third guy to get one.
it was all about how folks think in code
Iverson is probably best known for the APL family of languages (APL, J, K, A+, others), which use an extremely terse notation for bulk vector operations. Very interesting, though thus far I've just dabbled in J (http://www.jsoftware.com/).