Jack Lewis, neuroscientist: “A minimum of deadly sins is perfectly healthy and morally appropriate” The British researcher describes the science behind the behaviors that religion censors to affirm that, if they were completely suppressed, our species would not survive. “If the social environment in which a person is raised fails toexhibit clear evidence of how much more can be gained by pursuing prosocial outcomes over personal gain, then the resulting antisocial behaviors are more likely to fall into the category of sin”