The social science middle-ground , lately known as sociobiology , claims that we learn at least some specific cultural behaviors on the basis of biological need and evolution .
You needn 't share all the controversial positions of costa 's specialism , sociobiology , to see how we might be in the same boat today , only worse .
Sociobiology has been criticized as one of the most reductive of sciences , ascribing the behavior of all living things-humans included-as nothing more than an effort to get as many genes as possible into the next generation .