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Sports stats show why lefties are rare

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Left-handed people are relatively rare because of the balance between cooperation and competition in human evolution, according to a new study of sports data.

“The most important factor for an efficient society is a high degree of cooperation. In humans, this has resulted in a right-handed majority,” says Daniel M. Abrams, an assistant professor of engineering sciences and applied mathematics at Northwestern University.

Full story at Futurity.

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