A really good book on this subject is Swarm Intelligence by Russell Eberhart http://www.amazon.com/Intelligence-Morgan-Kaufmann-Evolutionary-Computation/dp/155

A really good book on this subject is Swarm Intelligence by Russell Eberhart http://www.amazon.com/Intelligence-Morgan-Kaufmann-Evolutionary-Computation/dp/1558605959/ref=sr_1_1?ie=UTF8&s=books&qid=1282352355&sr=8-1 http://www.amazon.com/Intelligence-Morgan-Kaufmann-Evolution... (I'm not affiliated with the book in any way :)