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Article

Personality and reproductive fitness.

Behavior genetics - 1 Sept 1990

Eaves L J, Martin N G, Heath A C, Hewitt J K, Neale M C

Abstract excerpt

The relationship between reproductive success (number of biological children) and personality was explored in 1101 postmenopausal females from the Australian twin registry. The quadratic response surface relating fitness to extraversion (E) and neuroticism (N) showed a saddle point at intermediate levels of E and N. Selection was shown to be stabilizing, i.e., having an intermediate optimum, along the axis low E,...

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PMID: 2288546
DOI: 10.1007/BF01065872

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-08.1.

Source receipt: pubmed, retrieved 7 Sept 2026.

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