Here are links to a few sites related to Complexity Science. These important sites have research and other available resources to further the application complexity thinking.

Santa Fe Institute
http://acoma.santafe.edu

Artificial Life Online
http://www.alife.org

Complexity and Artificial Life Research
http://www.calresco.org

Society for Chaos Theory in Psychology & Life Sciences
http://www.societyforchaostheory.org