You can look at a person's face to determine basic characteristics about the person.  In determining face type you use a combination of facial characteristics to tell you information about the general personality.  Here are some common face types: The mental type of face is thin, with a large forehead and small jaw/chin area.  This person has a focus that is internal and intellectual.  The physical type of face is a large square face with big jaws and chin.  This person  is a doer and responds to life with action.  They have a competitive spirit and need freedom and personal space.  The emotional type of face is round with full cheeks.  This person connects easily with others.  Physical comfort is important to them and they enjoy good food and group activities.  The mental/physical face has a broad forehead and square chin.  This person enjoys mental work in connection with a physical activity.  They are active doers and like to plan projects.  The mental/emotional face has a high, broad forehead and a round chin.  They enjoy people and planning with an intellectual approach.  They make good managers because they are quire perceptive about people but are inclined to be reserved about their self.  The physical/emotional face is square with a round chin.  This type of person has a strong people orientation and excels at planning group activities.  They enjoy being physically active and have a good mechanical ability with a love of physical comfort.  Source: Amazing Face Reading by Mac Fulfer, J.D.