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Behavioural-genetic perspectives on personality function.

K L Jang1, P A Vernon, W J Livesley

  • 1Division of Behavioural Science, Department of Psychiatry, University of British Columbia, 2255 Wesbrook Mall, Vancouver, BC V6T 2A1. kjang@unixg.ubc.ca

Canadian Journal of Psychiatry. Revue Canadienne De Psychiatrie
|April 26, 2001
PubMed
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Identifying genes for personality is advancing with genome mapping, but conceptual challenges in defining personality traits and dysfunction persist, hindering progress in genetic research.

Area of Science:

  • Behavioral genetics
  • Genomics
  • Psychology

Background:

  • Human genome mapping advancements facilitate genetic research.
  • Previous studies on personality genetics primarily used biometrical approaches.
  • Molecular-genetic studies have shown inconsistent results.

Purpose of the Study:

  • To explore the impact of genome mapping on identifying genetic loci for personality.
  • To discuss the limitations and challenges in personality gene research.

Main Methods:

  • Review of existing biometrical and molecular-genetic studies on personality.
  • Discussion of the role of human genome mapping in advancing genetic research.
  • Analysis of conceptual and definitional issues in personality research.

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Main Results:

  • Genome mapping provides a foundation for identifying specific genetic markers.
  • Inconsistent findings in molecular-genetic studies are partly due to insufficient genetic markers.
  • Conceptual and definitional problems in personality remain significant hurdles.

Conclusions:

  • While genome mapping aids in identifying personality genes, conceptual clarity is crucial.
  • Further research must address the definition and conceptualization of personality and its dysfunction.
  • Overcoming these challenges is essential for successful identification of personality-related genes.