When a crime has been committed and the identity of the perpetrator is unknown, eyewitnesses are often asked to attempt to create a likeness of the face of the perpetrator. An eyewitness can do this by creating a facial composite, either through the assistance of a sketch artist or by using a mechanized composite system.
Facial Expressions of Emotion Definition Human beings and some other animals have remarkable control over their facial muscles. Facial expressions of emotion are patterned movements of the muscles in the face that correspond with internal, affective states. Facial Expressions of Emotion Importance Communication is clearly important to effective social interaction. Whereas humans are able to