Saira Khan at Aeon:
Every week at the office, you and your fellow employees have meetings to discuss progress on group projects and to divide tasks efficiently. Perhaps in the evening, you go home and cook dinner with your partner. At least once in your life, you might have seen a team of firefighters work together to extinguish a fire at a burning house and rescue those inside. You have probably also witnessed or participated in political demonstrations aimed at bettering the treatment of those in need. These are all examples of human cooperation toward a mutually beneficial end. Some of them seem so commonplace that we rarely think of them as anything special. Yet they are. It is not obvious that any of the other great ape species cooperate in such a way – spontaneously and with individuals they have never before met. Though there has been some evidence of cooperation in other great apes, the interpretation of studies on ape cooperation has also been contested. In the human case, cooperation is unequivocal.
The evolution of cooperation has been of interest to biologists, philosophers and anthropologists for centuries. If natural selection favours self-interest, why would we cooperate at an apparent cost to ourselves?
More here.
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