When people lie, body movements can give them away. To check for lies, look for verbal and nonverbal leakage and strategic cues. Adaptors are unnoticed gestures or movement we use to calm ourselves in moments of stress. B. Facial displays, including eye movement, are also part of nonverbal communication. The face is a powerful source of nonverbal information.
Facial displays are partly innate and partly learned.
People learn to use facial expressions to intensify or deintensify feelings and to neutralize or mask other emotions. We follow cultural, professional, and personal display rules as we learn to manage our faces. The eyes, long associated with mystic power, are important sources of information. Eye behavior serves to maintain social position. The eyes are good indicators of emotion.