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Eysenck Personality Inventory

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Encyclopedia of Clinical Neuropsychology

Synonyms

EPI

Definition

The Eysenck Personality Inventory (EPI) is a self-report instrument designed to measure two central dimensions of personality, extraversion and neuroticism. This instrument is comprised of 57 yes/no items and yields total scores for extraversion and neuroticism as well as a validity score (e.g., Lie Scale). Individuals are generally classified as “high” or “low” on the two dimensions. Persons high in extraversion are seen as social, carefree, and optimistic, while low scorers are generally quiet, introspective, and reserved. Individuals classified as high in neuroticism are prone to emotional distress/instability, while those low in this dimension are generally calm and emotionally stable.

Current Knowledge

Test Theory, Development, and Properties

The EPI was developed in 1964 based on a conceptualization of personality that identifies extraversion and neuroticism as the two primary and independent factors comprising the global construct of personality. The...

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References and Readings

  • Bryant, R. A., & Harvey, A. G. (1998). Predictors of acute stress following mild traumatic brain injury. Brain Injury, 12(2), 147–154.

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  • Eysenck, H. J., & Eysenck, S. B. G. (1964). Manual of the eysenck personality inventory. London: University of London Press.

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  • Francis, L. J., Brown, L. B., & Philipchalk, R. (1992). The development of an abbreviated form of the revised Eysenck Personality Questionnaire (EPQR-A): Its use among students in England, Canada, the U.S.A. and Australia. Personality and Individual Differences, 13(4), 443–449.

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  • Malec, J. (1985). Personality factors associated with severe traumatic disability. Rehabilitation Psychology, 30(3), 165–172.

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  • Wang, H. X., Karp, A., Herlitz, A., Crowe, M., Kareholt, I., Winblad, B., et al. (2009). Personality and lifestyle in relation to dementia incidence. Neurology, 72, 253–259.

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Author information

Authors and Affiliations

  1. Center for Health Care Quality, University of Missouri—Columbia, One Hospital Drive, 65212, Columbia, MO, USA

    Angela M. Bodling

  2. University of Missouri—Columbia, Columbia, MO, USA

    Thomas Martin

Authors
  1. Angela M. Bodling
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  2. Thomas Martin
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Editor information

Editors and Affiliations

  1. Physical Medicine and Rehabilitation, and Professor of Neurosurgery, and Psychiatry Virginia Commonwealth University – Medical Center Department of Physical Medicine and Rehabilitation, VCU, 980542, Richmond, Virginia, 23298-0542, USA

    Jeffrey S. Kreutzer

  2. Kessler Foundation Research Center, 1199 Pleasant Valley Way, West Orange, NJ, 07052, USA

    John DeLuca

  3. Professor of Physical Medicine and Rehabilitation, and Neurology and Neuroscience, University of Medicine and Dentistry of New Jersey – New Jersey Medical School, New Jersey, USA

    John DeLuca

  4. Independent Practice, 564 M.O.B. East, 100 E. Lancaster Ave., Wynnewood, PA, 19096, USA

    Bruce Caplan

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© 2011 Springer Science+Business Media, LLC

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Bodling, A.M., Martin, T. (2011). Eysenck Personality Inventory. In: Kreutzer, J.S., DeLuca, J., Caplan, B. (eds) Encyclopedia of Clinical Neuropsychology. Springer, New York, NY. https://doi.org/10.1007/978-0-387-79948-3_2025

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  • DOI: https://doi.org/10.1007/978-0-387-79948-3_2025

  • Publisher Name: Springer, New York, NY

  • Print ISBN: 978-0-387-79947-6

  • Online ISBN: 978-0-387-79948-3

  • eBook Packages: Behavioral Science

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