Carl Gustav [kahrl goo s-tahf] /kɑrl ˈgʊs tɑf/ (Show IPA), 1875–1961, Swiss psychiatrist and psychologist.
Carl Gustav (karl ˈɡʊstaf). 1875–1961, Swiss psychologist. His criticism of Freud's emphasis on the sexual instinct ended their early collaboration. He went on to found analytical psychology, developing the concepts of the collective unconscious and its archetypes and of the extrovert and introvert as the two main psychological types