"As Freud argued in Group Psychology and the Analysis of the Ego ("Massenpsychologie und Ich-Analyse"), the authority of the group can easily be substituted for the conscience of the individual, thus removing the superego's inhibitions and licensing forbidden pleasures ("The ego ideal" p. 78-79).Taking the most notorious modern example of a group run amok, she argues that Hitler's function in Nazism was that of a "promoter of Illusion"