Genetic Relatedness, Emotional Closeness and Physical Aggression: A Comparison of Full and Half Sibling Experiences
Two studies investigated whether perceived closeness of siblings, and aggression between siblings, were associated with genetic relatedness. In following Hamilton’s rule, we predicted that as the coefficient of relatedness between siblings increased, emotional closeness would also increase while con...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
PsychOpen GOLD/ Leibniz Institute for Psychology
2020-03-01
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| Series: | Europe's Journal of Psychology |
| Subjects: | |
| Online Access: | https://ejop.psychopen.eu/index.php/ejop/article/view/1620 |