Micro expressions are fleeting facial expressions that occur when some people try to repress or suppress an emotion. If they are unable to do so completely, the emotion may flash onto the face very ...

“A genuine ‘I don’t know’ uses both shoulders rising together in a smooth movement. When only one shoulder lifts, it often signals a lack of true belief in the words being spoken. This asymmetry is a ...

Thoughtful questions often prompt thoughtful analysis and recently a series of questions from a reader regarding "micro-expressions" had such an effect on me. His questions made me stop and think ...