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Extraversion is linked to volume of the orbitofrontal cortex and amygdala

Henk Cremers1, Marie-José van Tol, Karin Roelofs

  • 1Institute for Psychological Research, Clinical, Health and Neuropsychology Unit, Leiden University, Leiden, The Netherlands. cremershr@fsw.leidenuniv.nl

Plos One
|December 17, 2011
PubMed
Summary

Extraversion, a personality trait linked to positive emotions, is associated with larger orbitofrontal and amygdala volumes. This suggests brain structure differences may explain why extraverted individuals are less prone to depression and anxiety.

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