Cooperation and competition have a fitness face off in game theory. Evolutionary games are often visually represented as a payoff matrix (Fig. 1a), in which the payoff for the individual involved ...

Here Prof. Dixit explains game theory and its impact on situations we encounter every day. "If Nash got a dollar for every time someone wrote or said 'Nash equilibrium,'" Dixit has said ...

Yet mathematicians also have something to say about it. In the last few decades, game theory—the mathematical study of strategies and decision-making—has shed crucial light on the nature of rational ...