AS Griffin, University of Edinburgh, Edinburgh, UK © 2008 Elsevier B.V. All rights reserved.
Kin Selection Optimizes Inclusive Fitness General Application of Kin Selection
Kin Selection Explains Altruism Further Reading
Natural selection is the process by which a trait can be favored because of its beneficial effects on fitness. Kin selection is an extension of natural selection theory that allows for the fact that a trait can be favored because ofthe beneficial effects on the fitness of relatives. The term itself was first coined by John Maynard Smith in 1964 although the idea that a gene could spread due to beneficial effects on relatives has been appreciated at least since the 1930s.
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