P - monotropy, controversial idea as major implications for the choices parents make when deciding to work and send their child to childcare or be stay at home mum/ dads
E - burman (1994) points out, belief of bowlby sets up mothers to take the blame for anything that goes wrong in the child's future (restricts the mothers activities and prevents them returning to work)
E - bowlby times the mothers role was not important, custody disputes often favoured the father
L - not bowlby intention, he saw himself as boosting the status of mothers and emphasising the importance of their role