The quality of infant attachments to mothers was correlated with quality of attachments in adolescence, but the infant's relationship with fathers had no bearing on quality of attachments in adolescence
Quality of play with fathers in infancy did correlate with attachments in adolescence, suggesting fathers have a different role in attachment - one that is to do more with stimulation than nurturing
Researchers have had different aims with some considering fathers as primary attachment figures and others looking at fathers as secondary attachment figures
400,000 families were headed by lone fathers in 2012, and parental care has changed considerably in recent years, with more women now going out to work and many fathers staying at home and being the main caregiver