The Experiences in Close Relationships (ECR) and its revised version Experiences in Close Relationships-Revised (ECR-R) are 36-item questionnaires on adult romantic attachment style, comprising two scales assessing attachment anxiety and avoidance.
Attachment theory (Bowlby 1988) is currently recognized as a dominant theoretical perspective on emotional development and close relationships across the life span. The introduction of self-report measures of adult attachment to the fields of social and personality psychology gave a big boost to recognition of the value of attachment theory in research on affective relationships between adults. Numerous self-report questionnaires to measure adult attachment were published during the 1990s, following on from Hazan and Shaver’s (1987) pioneering.
