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: Diederik Alexander Stapel is a Dutch former professor of social psychology at Tilburg University and before that at the University of Groningen in the Netherlands.
