How cultural anthropologists redefined humanity
Louis Menand writes: Not that long ago, Margaret Mead was one of the most widely known intellectuals in America. Her first book, “Coming of Age in Samoa,” published in 1928, when she was twenty-six, was a best-seller, and for the next fifty years she was a progressive voice in national debates about everything from sex and gender to nuclear policy, the environment, and the legalization of marijuana. (She was in favor—and this was in 1969.) She had a monthly column…