“…As with other forms of therapy, there may be several ways of understanding how people change their perception of their circumstances and their behaviour towards each other. We would suggest that using the term 'holon', as Minuchin and Fishman (1981) have adapted it, provides a useful tool for examining the 'network effect' -Koestler's term is particularly valuable for family therapy, because the unit of intervention is always a holon. Every holon--the individual, the nuclear family, the extended family, and the communityis both a whole and a part, not more one than the other, not one rejecting or conflicting with the other.…”