Anonymity occupies a distinctive and multi-layered position in the depth-psychology corpus, operating simultaneously as a social practice, a spiritual principle, and a condition of therapeutic possibility. Within the Twelve-Step literature — most fully elaborated in the ACA tradition — anonymity functions as the axial principle undergirding all communal Traditions: it is understood not merely as the withholding of one’s surname at meetings, but as a spiritual discipline requiring the surrender of personal ambition, ego-driven performance, and the seductions of public recognition. Ernest Kurtz’s historical work on Alcoholics Anonymous reveals a deeper irony: sobriety itself conferred the anonymity that active alcoholism could not, making membership in AA a paradoxical means of becoming unknown in one’s vulnerability while known in one’s recovery. In the clinical domain, Sedgwick raises anonymity as a technical and relational condition of analytic work — alongside reserve and neutrality — shaping the imaginal space within which transference phenomena emerge. Hillman’s treatment of disguise in biographical subjects opens a parallel question: whether the concealment of personal origin constitutes pathology or a form of daimonic self-protection. The tension between disclosure and concealment, between institutional anonymity as protection and anonymity as spiritual foundation, runs throughout these texts, making the term one of the richest intersections of psychological, ethical, and communal concerns in the library.