It soon becomes apparent that the functionalist orientation largely determines what is included in the description of the item to be interpreted.  Thus, the description of a magical performance or a ceremonial is not confined to the account of the spell or formula, the rite and the performers.  It includes a systematic account of the people participating and the onlookers, of the types and rates of interaction among performers and audience, of changes in these patterns of interaction in the course of the ceremonial (1968, p. 110).