People make value judgments about others based on their facial expressions. A new study shows that — after looking at a face for only 100 milliseconds — we can detect expressions of happiness and surprise faster than those of sadness or fear.
People make value judgments about others based on their facial expressions. A new study shows that — after looking at a face for only 100 milliseconds — we can detect expressions of happiness and surprise faster than those of sadness or fear.