Contemporary Digest

As with any other species, human populations are shaped by the usual forces of natural selection, like famine, disease or climate. A new force is now coming into focus. It is one with a surprising implication — that for the last 20,000 years or so, people have inadvertently been shaping their own evolution. Although it does shield people from other forces, culture itself seems to be a powerful force of natural selection. @Human Culture Plays a Role in Natural Selection – NYTimes.com