Personality types: Jung's model of typology - Inner City Books

12 Introduction to Jungian TypologyThis book is the fruit of nearly twenty years' work in the domainof practical psychology. It grew gradually in mythoughts, taking shape from the countless impressions and experiencesof a psychiatrist in the treatment of nervous illnesses,from intercourse with men and women of all sociallevels, from my personal dealings with friend and foe alike,and, finally, from a critique of my own psychological peculiarities.1The Basic ModelWhereas the earlier classifications were based on observationsof temperamental or emotional behavior patterns, Jung'smodel is concerned with the movement of psychic energy andthe way in which one habitually or preferentially orients oneselfin the world.From this point of view, Jung differentiates eight typologicalgroups: two personality attitudes—introversion andextraversion—and four functions or modes of orientation—thinking, sensation, intuition and feeling—each of which mayoperate in an introverted or extraverted way.The resulting eight variations will be examined in laterchapters, with detailed descriptions of how each of the functionsappears in combination with either the extraverted or introvertedattitude. What follows here is a brief explanation ofthe terms Jung used. Although introversion and extraversionhave become household words, their meaning is frequentlymisunderstood; the four functions are not so widely known,and even less understood.Introversion and extraversion are psychological modes of1 Psychological Types, CW 6, p. xi. [CW refers throughout to The CollectedWorks of C.G. Jung (Bollingen Series XX), 20 vols., trans. R.F.C.Hull, ed. H. Read, M. Fordham, G. Adler, Wm. McGuire; Princeton:Princeton University Press, 1953-1979.]