New Books In Language

One of the most puzzling things about humans is their ability to manipulate symbols and create artifacts. Our nearest relatives in the animal kingdom–apes–have only the rudiments of these abilities: chimps don’t have language and, if they have culture, it’s extraordinarily primitive in comparison to the human form. What we have between apes and humans is not really a continuum; it’s a break. So how did this break occur? The answer, of course, is evolutionarily. It stands to Darwinian reason that our distant ancestors must have been selected for symbolic use and cultural production, and it was in this natural selective way that they became human. That’s fine as far as it goes, but it presents us with another puzzle: why is human language and culture so astoundingly complex? In order to prosper in the so-called “era of evolutionary adaptation,” neither needed to have been complex at all. A Hominin with a smallish fraction of the symbolic and cultural abilities of Homo sapiens would easily have emerged (and may