This book offers a synthesis of social science and evolutionary approaches to the study of
intergenerational relations, using biological, psychological and sociological factors to …

This study investigated intergenerational transfers by the sandwich generation towards adult
children and elderly parents. Using data on generational transmissions in Finland from a …

BACKGROUND Evolutionary theory predicts that grandparental investment should support
the childbearing of adult children, but evidence from contemporary developed countries is …

Both emotional closeness and genetic relatedness are known to influence helping behavior
between family generations, yet few studies have explored them together. The authors …

While it is commonly thought that patrilocality is associated with worse outcomes for women
and their children due to lower social support, few studies have examined whether the …

Grandparental presence is known to correlate with the number of grandchildren born, and
this effect may vary according to grandparental sex and lineage. However, existing studies …

Why do grandparents invest so heavily in their grandchildren and what impact does this
investment have on families? A multitude of factors influence the roles grandparents play in …

Objective This study investigates whether grandparents' support to their children's families
varies by the child's union status—single, cohabiting, or married. Background More young …

Evolutionary family sociology explores how evolved psychological predispositions and
genetic relatedness shape the organization of reproduction and caring within households …

Asymmetric grandparental caregiving is usually explained by the paternity certainty
hypothesis. Accordingly, the lower investment by grandfathers (GFs) and paternal …