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POPSHow a simple mathematic formula is starting to explain the bizarre prevalence of altruism in society This new mathematic model for society’s evolution is particularly interesting because not only it reveals a logic behind the large numbers of cooperators that we know exist in all human societies, but also it gives us a glimpse of the principles that can help “pushing” them into a better, fairer, path. Evolutionary game theory is a mathematical approach used to study (and predict) the evolution of social interactions, in which the study of conflict and decision-making is treated – like its name indicates – as a game.