This article aims to evaluate the effectiveness of family therapies by Family System Graph Method. The first study tries to clarify the differences of changing patterns between verbal and nonverbal communication aspects of family systems in family therapy sessions. The second study shows a case example of application of the new graphic description method which includes the function of a therapist and boudaries between each subsystems.
The validity of this method in evaluating the effectiveness of family therapies is underlined, especially as a descriptive tool.