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Human adaptations for the visual assessment of strength and fighting ability from the body and face
Selection in species with aggressive social interactions favours the evolution of cognitive mechanisms for assessing physical formidability (fighting ability or resource-holding potential). TheExpand
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Adaptations in humans for assessing physical strength from the voice
Recent research has shown that humans, like many other animals, have a specialization for assessing fighting ability from visual cues. Because it is probable that the voice contains cues of strengthExpand
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Who Deserves Help? Evolutionary Psychology, Social Emotions, and Public Opinion about Welfare.
Evidence suggests that our foraging ancestors engaged in the small-scale equivalent of social insurance as an essential tool of survival and evolved a sophisticated psychology of social exchangeExpand
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Internal Regulatory Variables and the Design of Human Motivation: A Computational and Evolutionary Approach
Internal regulatory variables and the design of human motivation: A computational and evolutionary approach. Cognitive psychology and evolutionary biology both offer compelling visions of what theExpand
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Shame closely tracks the threat of devaluation by others, even across cultures
Significance Prominent theories of shame hold that shame is inherently maladaptive. However, direct tests of the fit between shame and its probable target domain have not previously been conducted.Expand
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Coresidence duration and cues of maternal investment regulate sibling altruism across cultures.
Genetic relatedness is a fundamental determinant of social behavior across species. Over the last few decades, researchers have been investigating the proximate psychological mechanisms that enableExpand
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The Ancestral Logic of Politics
Over human evolutionary history, upper-body strength has been a major component of fighting ability. Evolutionary models of animal conflict predict that actors with greater fighting ability will moreExpand
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Cross-Cultural Differences and Similarities in Proneness to Shame: An Adaptationist and Ecological Approach
People vary in how easily they feel ashamed, that is, in their shame proneness. According to the information threat theory of shame, variation in shame proneness should, in part, be regulated byExpand
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Building and rebuilding trust with promises and apologies
Using trust games, we study how promises and messages are used to build new trust where it did not previously exist and to rebuild damaged trust. In these games, trustees made non-binding promises ofExpand
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Cross-cultural regularities in the cognitive architecture of pride
Significance Cross-cultural tests from 16 nations were performed to evaluate the hypothesis that the emotion of pride evolved to guide behavior to elicit valuation and respect from others.Expand
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