Ever since Main et al. (1985)’s discovery that parents’ attachment representations are associated with parent-child attachment, the intergenerational transmission of attachment has intrigued researchers across the globe. Research has focused on sensitive caregiver behavior as the mediating mechanism through which a parent’s attachment state of mind expresses itself leading to child-parent attachment, but meta-analytic evidence showed that sensitive responsiveness explained only 25% of the intergenerational association (Van IJzendoorn, 1995; Verhage et al., 2016). Solving this...