Intergenerational transmission of attachment: The role of intelligence.

ABSTRACT:

Background

In their recent paper, Del Giudice and Haltigan argue that attachment in childhood and attachment representations in adulthood are influenced by the cognitive capabilities of children and parents, that would causally link parents' attachment states of mind to children's attachment.In the current pre-registered study, we empirically explored the idea of an association between attachment and cognition using phenotypic child IQ and parent and child IQ-related polygenic scores as predictors of children's attachment behavior and attachment representations.

Methods

We used data from the Leiden Consortium on Individual Development study (L-CID, n = 992), a two-cohort longitudinal twin study, in which attachment representations were measured in parents and their 9-

SUBMITTER: Runze J 

PROVIDER: S-EPMC12698279 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature