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Altruism (biology) Olive baboons grooming. In biology, altruism refers to behaviour by an individual that increases the fitness of another individual while decreasing their own. [1] Altruism in this sense is different from the philosophical concept of altruism, in which an action would only be called "altruistic" if it was done with the ...
Altruism is the principle and practice of concern for the well-being and/or happiness of other humans or animals above oneself. While objects of altruistic concern vary, it is an important moral value in many cultures and religions. It may be considered a synonym of selflessness, the opposite of selfishness. [1]
The concept of "reciprocal altruism", as introduced by Trivers, suggests that altruism, defined as an act of helping another individual while incurring some cost for this act, could have evolved since it might be beneficial to incur this cost if there is a chance of being in a reverse situation where the individual who was helped before may perform an altruistic act towards the individual who ...
Altruism (ethics) In ethical philosophy, altruism (also called the ethic of altruism, moralistic altruism, and ethical altruism) is an ethical doctrine that holds that the moral value of an individual's actions depends solely on the impact of those actions on other individuals, regardless of the consequences for the actor.
Empathy-altruism is a form of altruism based on moral emotions or feelings for others. Social exchange theory represents a seemingly altruistic behavior benefits the altruist that outweighs the cost the altruist bears and thus such behavior is self-interested. In contrast, C. Daniel Batson holds that people help others in need out of genuine ...
Reciprocal altruism in humans. Reciprocal altruism in humans refers to an individual behavior that gives benefit conditionally upon receiving a returned benefit, which draws on the economic concept – ″gains in trade″. [1] Human reciprocal altruism would include the following behaviors (but is not limited to): helping patients, the wounded ...
Group selection is a proposed mechanism of evolution in which natural selection acts at the level of the group, instead of at the level of the individual or gene. Early authors such as V. C. Wynne-Edwards and Konrad Lorenz argued that the behavior of animals could affect their survival and reproduction as groups, speaking for instance of ...
Inclusive fitness is the number of offspring equivalents that an individual rears, rescues or otherwise supports through its behaviour (regardless of who begets them) An individual's own child, who carries one half of the individual's genes, is defined as one offspring equivalent. A sibling's child, who will carry one-quarter of the individual ...