Investigated the universality of children's use of their mothers as a secure base. Found that, on average, children in all seven of the countries and contexts studied were characterized as using their mothers as a secure base, but that they differed across cultures in the degree to which their behavior conformed to the definition of a securely…

Examined attachments that children form with the same caregiver and those that two caregivers form with a child in communal sleeping and family sleeping kibbutzim. Found concordance among relationships between two caregivers and the same child, as the caregivers model behaviors for each other. Found congruence in two infants' relationships to…

Examined utility of the Attachment Q-set (AQS) instrument for cross-cultural comparisons of mother-child interactions. Found that interpretations concerning the structure of attachment and other social domains made on the basis of Q-sort descriptions of middle-class English-speaking U.S. children need not be substantially modified when…