Kin Investment by Step-Grandparents—More Than Expected
Asymmetric grandparental caregiving is usually explained by the paternity certainty hypothesis. Accordingly, the lower investment by grandfathers (GFs) and paternal grandparents, as compared to grandmothers (GMs) and maternal grandparents, is based on differential kinship certainty to grandchildren....
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
SAGE Publishing
2016-02-01
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Series: | Evolutionary Psychology |
Online Access: | https://doi.org/10.1177/1474704916631213 |