Encyclopedia of Personality and Individual Differences

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

Schizoid Personality Disorder

  • Abby L. MulayEmail author
  • Halle Thurnauer
  • Nicole M. Cain
Living reference work entry

Latest version View entry history

DOI: https://doi.org/10.1007/978-3-319-28099-8_626-2


Schizoid personality disorder is a personality disorder that is associated with social detachment, emotional aloofness, and significant clinical impairment. Diagnostic criteria include a lack of close relationships, the preference for solitary activities, little interest in sexual experiences with another person, little interest in other activities more broadly, a lack of close friends other than first-degree relatives, indifference to praise or criticism, emotional coldness, detachment, and flattened affect.


Schizoid personality disorder (SZPD) is a mental disorder characterized by social detachment and affective flatness. SZPD is one of the most under-researched and poorly understood personality disorders within the DSM-5. Consequently, accurate prevalence estimates for SZPD are scarce, but they tend to range from 1% to 5% of the general population (American Psychiatric Association [APA] 2013). There has also been a significant amount of debate regarding the...

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Copyright information

© Springer International Publishing AG 2017

Authors and Affiliations

  • Abby L. Mulay
    • 1
    Email author
  • Halle Thurnauer
    • 1
  • Nicole M. Cain
    • 1
  1. 1.Long Island UniversityBrooklynUSA

Section editors and affiliations

  • Kevin Meehan
    • 1
  1. 1.Department of PsychologyLong Island UniversityBrooklynUSA