How AI in Games Works

How AI in Games Works

NPCs have progressed from simple rule-based sprites to human-like figures that appear to think for themselves. We look at how the developers of F.E.A.R. 2, Dawn of War 2, Fallout 3 and Crysis achieve the illusion of intelligence for the characters in their games.

http://www.bit-tech.net/gaming/2009/03/05/how-ai-in-games-works/1