Born in Buenos Aires, emigrated to the United States in 1965, and currently resides in Cambridge. He graduated in Medicine from the National University of Córdoba (Argentina) in 1959, trained as a psychiatrist and psychoanalyst in Boston. It is training analyst since 1984 in the Psychoanalytic Institute of New England, East, in Boston, and a member of the International Psychoanalytical Association since 1978 it has been awarded, among other prizes, with William C. Bier Award of the American Psychological Association and Oskar Pfister Prize of the American Psychiatric Association, both for his contributions to the study of the psychology of religion and the Gradiva Award, for his book on Freud as best book on religion, presented by the National Association for the Advancement of psychoanalysis. He is an honorary member of the Italian Society of Psychology of Religion since 2000 in his teaching career he has taught 'child psychology and adolescent' at the Catholic University of Córdoba (Argentina), and is clinical professor of psychiatry at the School of Medicine, Tufts University (Boston). He has been an instructor at the Divinity School of Harvard University in 1987, teaching 'Psychoanalysis and Religion' doctoral students. Develop an ongoing activity as a lecturer in international, regional and local conferences in the United States, Latin America and Europe. Author of numerous papers on psychoanalytic language, aggression, anorexia, affection and the psychodynamics of religious belief among his books include: Why did Freud Reject God: a Psychodynamic Interpretation (1998) and The Dynamics of Human Aggression. Theoretical Foundations, Clinical Applications (WW Meissner, and Buie DH) (2003).