Mahler, Margaret S. (10 May 1897–06 October 1985), physician and psychoanalyst, was born in Sopron, Hungary, the daughter of Gusztav Schonberger, a physician, and Eugenia Wiener. Her father, a prominent public health officer, encouraged her scientific aptitude and interests. She attended the medical schools of the universities of Budapest, Munich, and Jena, graduating in 1922, after which she practiced pediatrics and child psychoanalysis in Vienna. She married Paul Mahler in 1936 (they would have no children) and moved to New York City in 1938; there she became well known as a gifted clinician, teacher, and researcher....