“…The eight-position circle of interpersonal theory resembles the octagon of relating theory. There are however important differences between the two theories which have been fully considered elsewhere (Birtchnell, 1994(Birtchnell, , 1996(Birtchnell, , 2002bBirtchnell & Evans, 2004;Birtchnell & Shine, 2000;Birtchnell et al, 2006). Where interpersonal theory carries the implication that adaptive interpersonal behaviour is on a continuum with maladaptive interpersonal behaviour, relating theory considers positive and negative relating to be qualitatively different, which is why, in Figure 1, they occupy separate octagons.…”