I don't know about greatest, but game theory has set off some pretty good epiphanies. I watched this Yale class on game theory and it really opened my mind: htt

I don't know about greatest, but game theory has set off some pretty good epiphanies. I watched this Yale class on game theory and it really opened my mind: http://oyc.yale.edu/economics/econ-159 http://oyc.yale.edu/economics/econ-159