Do We Harm Others Even if We Don't Need To?

Evolutionary explanations of the co-existence of large-scale cooperation and warfare in human societies rest on the hypothesis of parochial altruism, the view thatin-group pro-sociality and out-group anti-sociality have co-evolved. We designed an experiment that allows subjects to freely choose betw...

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Bibliographic Details
Main Authors: Maria Paula eCacault, Lorenz eGoette, Rafael eLalive, Mathias eThoenig
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-06-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpsyg.2015.00729/full