The social worker, like those in other professions who dealing with the human being, such as a psychologist or a doctor, needs the theoretical aspect that draws the road map in the interventions or the treatment plan of the client's. Thus, he needs theories of social work, which are general explanations supported by evidence obtained through the scientific method, and they have a precise interpretation of human behavior, for example. All of these in order to enable the practitioner to play his role successfully by using the appropriate model of theory and assist the client to find the perfect solution to the
