This study seeks to demonstrate that exorcism/deliverance ministry is an innately enthusiastic practice utilizing John Knox's classic study of Christian enthusiasm. The twentieth century provides an ideal arena for such a study since it frames a complete lifecycle for this rite from its infancy during the early decades, through its heyday in the 1970s and 80s, on to creeping routinisation by the end of the century. Two enthusiastic settings, Charismatic...