 "I have long considered Otto Rank to be the great unacknowledged genius in Freud's circle," said May (Rank, 1996, p. xi).In 1924, Jessie Taft, an early feminist philosopher, social worker, and student of George H. Mead met Otto Rank.After becoming his patient, she was inspired to develop "relationship therapy" and eventually, the "functional model of social work" at the Pennsylvania School of Social Work, both explicitly based on Rank's ideas.