Paul Marcus is a training and supervisory analyst at the National Psychological Association for Psychoanalysis in New York City and co-chairperson of the discussion group Psychoanalysis and Spirituality at the American Psychoanalytic Association. He is the author of Psychoanalysis and Toileting: Minding One's Business and Psychoanalysis and Wisdom: Encountering 'Ethics of the Fathers' (Routledge).