Which of the following faces looks more trustworthy?

Most people would say the person on the right, but why? Is it the eyes? The ears? The mouth?

These questions are what Alexander Todorov and colleagues at the Social Cognition and Social Neuroscience Laboratory at Princeton University have been investigating. They found that people, very quickly and unconsciously, make judgments regarding trustworthiness based on appearance alone. Which facial features do you think would appear most trustworthy? Find out the answer in this graphic and these movies. > > >