Game Theory, Artificial Intelligence.
could prove to be critical like it has for two players. For elaboration see slides from my talk “Strong Game-Theoretic Strategies: Beyond Two Agents” given at the MIT poker club http://nebula.wsimg.com/f844b4edd588331b06e523be7e46dcd5?AccessKeyId=4F0E80116E133E66881C&disposition=0&alloworigin=1. So