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aptitudes can favor the concentration of a population and how an (incom- plete) evolution of altruism , caused by group selection, into the Benthamian form, determining the emergence of sentiments ...
Altruism is a vital source of cooperation and maintenance of social order in human societies. In recent years some evolutionary models of human altruism have predicted that parochialism (favouritism ...
provide the starting point for analyses of the selective forces involved in social evolution , as well as for analyses of other fundamental evolutionary problems related to sex allocation, reproductive skew ...
the importance of cooperation for enhancing social cohesion and minimizing conflict. The understanding of social behavior is informed by the notion of social cognition, a set of mental operations including emotion ...
). Furthermore, repeated interactions between familiar individuals are thought to be essential for the evolution of reciprocal altruism ( Dugatkin, 1997 ). The guppy Poecilia reticulata Peters has been a key model ...
, based on two corresponding strategies in the evolution of cooperation: kin and reciprocal altruism . This evolutionary approach, however, entails a fundamental rethinking of basic concepts in rational ...
), overlap of adult generations, and permanent (lifelong) philopatry. We argue that additional criteria such as the existence of castes, colony size, reproductive skew, and social cohesion are not pertinent ...
in mobile social groups is differential cohesion between cooperators and defectors [35–37]. However, defectors could evolve to match the cohesion of cooperators, thus eliminating differential cohesion driven ...
that underlie the evolution of sociality in general settings [1], [4], [5], [6]. Here, we consider the evolution of a social (adhesive and cooperative) trait in populations of organisms with a life cycle ...
donation (OD) context. However, its use as a persuasive appeal typically does not reflect the debates regarding altruism's meaning. Also, since employing it as a moral appeal inherently involves social ...
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