Look in the mirror. The face that pins you with its double gaze reveals a chastening secret. You are looking into a predator's eyes. Most predators have eyes set right on the front of their heads, so they can use binocular vision to sight and track their prey.
Bio: Gregory S. Berns is an American neuroeconomist, neuroscientist, professor of psychiatry, psychologist and writer. He lives with his family in Atlanta, Georgia, USA.
