if a True Mass is being celebrated in the chancel, a Black Mass is being celebrated in the crypt. It becomes evident, accordingly, that the psychotherapist is the true successor to the exorcist
Fairbairn, cited by Kalsched, uses the Black Mass as a structural metaphor for the internalized bad-object system that underlies all psychopathological development, rendering the psychotherapist a successor to the exorcist.
, The Inner World of Trauma: Archetypal Defences of the Personal Spirit, 1996thesis