Biologism has two strands: “Neuromania” and “Darwinitis”. Neuromania arises out of the belief that human consciousness is identical with neural activity in certain parts of the brain. It follows from this that the best way to investigate what we humans truly are, to understand the origins of our beliefs, our predispositions, our morality and even our aesthetic pleasures, will be to peer into the brains of human subjects using the latest scanning technology. This…