They conducted a study to collect information of participant's early attachment types and their attitudes towards loving relationships. (simplypsychology.org)
People tend to base their parenting style on the internal working model so attachment type tends to be passed on through generations of a family. (simplypsychology.org)
Thousands of assessments during the last three decades have allowed the estimation of the frequencies of these infant attachment types across a range of populations. (capmh.biomedcentral.com)