Be Kind and Generous – for the sake of Evolution

by Rachel Baker on September 8, 2013

A study, From extortion to generosity, evolution in the Iterated Prisoner’s Dilemma, recently appeared in the Proceedings of the National Academy of Sciences. The results were written about at

Now we have some mathematical evidence that there is an evolutionary advantage to generosity, other than just good karma. With Darwin’s “survival of the fittest” ingrained in our brains, it often seems like every man for himself is the best strategy, and kindness is just an anomaly. But it’s an uplifting surprise to see a study that says that’s not the case, that we evolve best when we help each other.

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