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Evolutionary Perspectives on Personality and Individual Differences
Evolutionary Perspectives on Personality and Individual Differences
Yael Sela Nicole Barbaro

Individual differences are essential to the process of evolution by natural selection. Natural selection is the only known process capable of creating and maintaining adaptations. The properties of inheritance, variation, and differential reproduction are required for evolution of adaptations (see Sela and Shackelford, 2015, for a review). Physiological and psychological traits must be genetically heritable and reliably passed from parent to offspring in order for natural selection to act upon them. Some individuals propagate their genes more successfully than do others, resulting in differential reproduction. Ultimately, the number of successful offspring (and the number of their successful offspring, etc.) ...

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