Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship

The evolution of altruism—costly behaviour by an individual (the benefactor) that benefits another individual (the beneficiary)—has been theorized as a function of kinship, reciprocity potential, shared group membership, and costly signalling. These benefactor-beneficiary relationships have predicti...

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Main Authors: Jack A. Palmer, Linda K. Palmer
Format: Article
Language:English
Published: SAGE Publishing 2022-07-01
Series:Evolutionary Psychology
Online Access:https://doi.org/10.1177/14747049221122920
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author Jack A. Palmer
Linda K. Palmer
author_facet Jack A. Palmer
Linda K. Palmer
author_sort Jack A. Palmer
collection DOAJ
description The evolution of altruism—costly behaviour by an individual (the benefactor) that benefits another individual (the beneficiary)—has been theorized as a function of kinship, reciprocity potential, shared group membership, and costly signalling. These benefactor-beneficiary relationships have predictive value for real-life altruistic acts. J. A. Palmer designed the Costly Signals Questionnaire (CSQ) to measure participants’ level of support for altruistic acts performed under the varying conditions of (1) close kin, (2) person who can reciprocate, (3) group co-members, and (4) anonymous strangers (representing costly signalling theory). After signing consent forms, participants (n = 465) were given an opportunity to perform an altruistic act anonymously (donate valuable raffle tickets) and then completed the CSQ and measures of altruism, empathy, and religiosity. Statistical analyses support CSQ reliability and revealed that the CSQ significantly predicted altruistic action; the other measures did not (although they significantly correlated with the CSQ). Participants’ support for altruistic acts ranked significantly from strongest to weakest: kin-based > reciprocity > shared group > anonymous stranger. The CSQ appears to be a reliable, valid instrument for predicting altruistic action and measuring support of altruism based on benefactor-beneficiary relationships per evolutionary theory.
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spelling doaj.art-3f249bf72b7048249942301ed26092972022-12-22T04:30:39ZengSAGE PublishingEvolutionary Psychology1474-70492022-07-012010.1177/14747049221122920Predicting Altruistic Behaviour by the Benefactor-Beneficiary RelationshipJack A. PalmerLinda K. PalmerThe evolution of altruism—costly behaviour by an individual (the benefactor) that benefits another individual (the beneficiary)—has been theorized as a function of kinship, reciprocity potential, shared group membership, and costly signalling. These benefactor-beneficiary relationships have predictive value for real-life altruistic acts. J. A. Palmer designed the Costly Signals Questionnaire (CSQ) to measure participants’ level of support for altruistic acts performed under the varying conditions of (1) close kin, (2) person who can reciprocate, (3) group co-members, and (4) anonymous strangers (representing costly signalling theory). After signing consent forms, participants (n = 465) were given an opportunity to perform an altruistic act anonymously (donate valuable raffle tickets) and then completed the CSQ and measures of altruism, empathy, and religiosity. Statistical analyses support CSQ reliability and revealed that the CSQ significantly predicted altruistic action; the other measures did not (although they significantly correlated with the CSQ). Participants’ support for altruistic acts ranked significantly from strongest to weakest: kin-based > reciprocity > shared group > anonymous stranger. The CSQ appears to be a reliable, valid instrument for predicting altruistic action and measuring support of altruism based on benefactor-beneficiary relationships per evolutionary theory.https://doi.org/10.1177/14747049221122920
spellingShingle Jack A. Palmer
Linda K. Palmer
Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
Evolutionary Psychology
title Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
title_full Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
title_fullStr Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
title_full_unstemmed Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
title_short Predicting Altruistic Behaviour by the Benefactor-Beneficiary Relationship
title_sort predicting altruistic behaviour by the benefactor beneficiary relationship
url https://doi.org/10.1177/14747049221122920
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