Darwin Was Wrong: Your Facial Expressions Do Not Reveal Your Emotions
In real life, people express a given emotion with tremendous variability. In anger, for example, people in urban cultures scowl (or make some of the facial movements for a scowl) only about 35 percent of the time, according to meta-analyses of studies measuring facial movement during emotion. Scowls are also not specific to anger because people scowl for other reasons, such as when they are concentrating or when they have…