Signs of lying

Micro-expressions are consistent, racially- and culturally-homogeneous gestures which physically convey emotions.
First discovered by noted psychologist, Dr. Paul Ekman. Using applied psychology, the Facial Action Coding System and body language, one can determine whether an individual is telling the truth or a lie. As is stressed by Dr. Ekman, in addition to being able to determine whether someone is lying, it is critical to know the reasons someone is lying. The reasons provide context and intentions for the fabrication.