There is a prejudice against the idea that suggestion is a part of psycho-analytic therapy. This prejudice may obscure the evaluation of the facts. There is probably a great variation in the use of suggestion by different analysts. Freud's view is that changes in the ego occur as a result of the transference, i.e. the influence of the analyst. The analyst's tolerant attitude towards instinctual manifestations influences through suggestion. Even analysts who rigidly avoid any verbal suggestion may by their detached impersonal manner be using affective suggestion, for the greater the atmosphere of unreality and mystery attaching to a person, the more suitable he is as a super-ego. The correctness of an interpretation