Encyclopedia of Personality and Individual Differences

2020 Edition
| Editors: Virgil Zeigler-Hill, Todd K. Shackelford

Psychoticism (Eysenck’s Theory)

  • Per BechEmail author
Reference work entry
DOI: https://doi.org/10.1007/978-3-319-24612-3_1103
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Synonyms

Definition

Psychoticism was the third personality trait in the Eysenck personality model. Psychometrically, the personality factor emerged orthogonal to the neuroticism (Bech 2017a) and extraversion-introversion (Bech 2017b) factors in the Eysenck factor analysis. Whereas the neuroticism dimension when associated with introversion identified dysthymia (or depression), the association between neuroticism and extraversion identified cyclothymia (or bipolarity).

The psychoticism dimension was finally incorporated in the Eysenck Personality Questionnaire (H. J. Eysenck and Eysenck 1975) with most justification in this regard provided in their “Psychoticism as dimension of personality” (H. J. Eysenck and Eysenck 1976). However, Eysenck et al. ( 1985) later on revised the EPQ, especially due to problems with the 25-item psychoticism subscale in the 1975 version. This resulted in a 32-item version of the psychoticism subscale in the EPQ-R. Table 1...
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References

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© Springer Nature Switzerland AG 2020

Authors and Affiliations

  1. 1.University of CopenhagenHillerødDenmark

Section editors and affiliations

  • Beth A. Visser
    • 1
  1. 1.Lakehead UniversityOrilliaCanada