As most of you know, Edward O. Wilson is one of the world’s most famous and accomplished biologists. He was the founder of evolutionary psychology (known as “sociobiology” back then), author of two Pulitzer-Prize-winning books, one of the world’s great experts on ants, an ardent advocate for biological conservation, and a great natural historian. His legacy in the field is secure.
So it’s sad to see him, at the end of his career, repeatedly flogging a discredited theory (“group selection”: evolution via the differential propagation and extinction of groups rather than genes or individuals) as the most important process of evolutionary change in humans and other social species. Let me back up: group selection is not “discredited,” exactly; rather, it’s not thought to be an important force in evolution. There’s very little evidence that any trait (in fact, I can’t think of one, including cooperation) has evolved via the differential…
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