The doctrine of Social Darwinism (or, as it ought to be called, Social Spencerism, for Darwin wanted no part of it) attracted such unsurprising spokesmen as John D. Rockefeller and Andrew Carnegie.3 Darwin’s cousin Francis Galton had suggested that human evolution should be given a helping hand by discouraging the less fit from breeding, a policy he called eugenics.4 Within a few decades laws were passed that called for the involuntary sterilization of delinquents and the “feebleminded” in Canada, the Scandinavian countries, thirty American states, and, ominously, Germany. The Nazis’ ideology
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