The pattern of brain activation in both normal people and psychopaths is identical on the presentation of the impersonal moral dilemma, but radically different when things start to get a bit more personal. Imagine that I went to hook you up to a brain scanner, a functional magnetic resonance imaging machine, and were to present you with those two dilemmas. What would I observe as you went about trying to solve them? Well, at the precise moment that the nature of the dilemma switches from impersonal to personal. I would see the emotion center of your brain, your amygdala and related brain circuits, the medial orbitofrontal cortex, for example, light up like a pinball machine. I would witness the moment, in other words, when emotion puts its money in the slot.