Myers-Briggs Type Indicator. Model of personality types A chart with descriptions of each Myers–Briggs personality type and the four dichotomies central to the theory The Myers–Briggs Type Indicator (MBTI) is an introspective self-report questionnaire indicating differing psychological preferences in how people perceive the world and make decisions.[1][2][3] The original versions of the MBTI were constructed by two Americans, Katharine Cook Briggs and her daughter Isabel Briggs Myers.[4] The MBTI is based on the conceptual theory proposed by Swiss psychiatrist Carl Jung,[5] who had speculated that people experience the world using four principal psychological functions – sensation, intuition, feeling, and thinking – and that one of these four functions is dominant for a person most of the time.[6] The four categories are Introversion/Extraversion, Sensing/Intuition, Thinking/Feeling, Judging/Perception.
Each person is said to have one preferred quality from each category, producing 16 unique types. Personality test based on Jung and Briggs Myers typology. INTP Forum.