a degree of convergence between the attachment and neo-Kleinian approaches. Bion (1978) saw the capacity of the mother to hold and ‘detoxify’ her infants’ negative affect, and eventually to put unhappiness and mental pain into words as a vital stepping stone
This passage argues that despite Bowlby’s hostility to Kleinian orthodoxy, the Post Kleinian (neo-Kleinian) elaboration of maternal containment in Bion converges with attachment theory’s emphasis on parental sensitivity and affect regulation.
, John Bowlby and Attachment Theory (Makers of Modern, 2014thesis