Assertion: attachment's caregiver | /r/HasProperty | necessary
Facets:
Source sentences:
text: Attachment-based therapy developed from the 1960s work of British psychologist John Bowlby, who first proposed that strong early attachment to at least one primary caregiver is necessary for children to have a sense of security and the supportive foundation they need to freely interact with their environment, to explore, to learn from new experiences, and to connect with others.