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In psychology, the Eysenck Personality Questionnaire (EPQ) is a questionnaire to assess the personality traits of a person. It was devised by psychologists Hans Jürgen Eysenck and Sybil B. G. Eysenck. [1] Hans Eysenck's theory is based primarily on physiology and genetics. Although he was a behaviorist who considered learned habits of great ...
Neuroticism in Eysenck's case acted like the people/task-orientation scale (except for being inverted as to which temperaments were "high" or "low"), but was later separated as a distinct factor in the Big Five.
Hans Jürgen Eysenck [1] (/ ˈ aɪ z ɛ ŋ k / EYE-zenk; 4 March 1916 – 4 September 1997) was a German-born British psychologist.He is best remembered for his work on intelligence and personality, although he worked on other issues in psychology.
Eysenck suggests that different personality traits are caused by the properties of the brain, which themselves are the result of genetic factors. [17] In particular, the three-factor model identifies the reticular system and the limbic system in the brain as key components that mediate cortical arousal and emotional responses respectively.
Eysenck designated extraversion as one of three major traits in his P-E-N model of personality, which also includes psychoticism and neuroticism. Eysenck originally suggested that extraversion was a combination of two major tendencies, impulsiveness and sociability.
Eysenck played no role in the initiation of Grossarth's studies, nor had much influence over the process of most of the data-gathering. Eysenck would suggest analysis of the existing data and suggested that certain variables be explored more systematically. [42] Their joint work was published during the years 1985-2000.
Gray's biopsychological theory of personality was informed by his earlier studies with Mowrer on reward, punishment, and motivation and Hans Eysenck's study of the biology of personality traits. [8] Eysenck linked Extraversion to activation of the ascending reticular activating system, an area of the brain which regulates sleep and arousal ...
It was developed by Donald Broadbent and others in 1982 at the University of Oxford's Department of Experimental Psychology. [2] [3] The authors originally intended for the questionnaire to measure three distinct factors: perception, memory, and motor function. Subsequent analysis has found four distinct factors measured, which partially ...