Geoffrey Miller, an evolutionary psychologist at University College, London, thinks that music really is the food of love.

ECONOMIST: The biology of music | The

It increases with more contact with nature and less introspection, according to Nancy Etcoff , an evolutionary psychologist at Harvard.

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Surely this illustrates a hot, new discovery of some trailblazing evolutionary psychologist!

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Oxford University evolutionary psychologist Robin Dunbar explained to the Times earlier this year that the muscular movements involved in producing chuckles cause a spike in endorphins.

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