Introduction
Over the years, psychology has become an important science, alongside more traditional sciences such as chemistry and physics. According to the American Psychological Association (2011), psychology is: “the study of the mind and behavior. The discipline embraces all aspects of the human experience — from the functions of the brain to the actions of nations, from child development to care for the aged. In every conceivable setting from scientific research centers to mental health care services, "the understanding of behavior" is the enterprise of psychologists” (Support Centre, 2011).
There are various approaches to psychology, namely behavioural, cognitive, humanist, psychoanalytic ...