How superstitions spread - Even seemingly irrational beliefs can become ensconced in the social norms of a society. In a new analysis driven by game theory, two theoretical biologists devised a model that shows how superstitious beliefs can become established in a society’s social norms.

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How superstitions spread - Even seemingly irrational beliefs can become ensconced in the social norms of a society. In a new analysis driven by game theory, two theoretical biologists devised a model that shows how superstitious beliefs can become established in a society’s social norms.