The study of personality: Assessment, Research, and Theory. The psychoanalytic approach: Sigmund Freud. The neopsychoanalytic approach: Carl Jung; Alfred Adler; Karen Honey; Erich Fromm; Henry Murray. The trait approach: Gordon Allport; Raymond Cattell and other trait theorists. The life-span approach: Erik Erikson. The Humanistic Approach: Abraham Maslow; Carl Rogers. The cognitive approach: George Kelly. The behavioural approach: B.F. Skinner. The social-learning approach: Albert Bandura; Julian Rotter. The limited-domain approach: Limited-Domain theories of personality.