She practiced as a psychoanalyst until her death in 1962, providing substantial services to the development and promotion of psychoanalysis. She authored several books on psychoanalysis, translated Freud's work into French and founded the French Institute of Psychoanalysis ("Société Psychoanalytique de Paris SPP") in 1926. In addition to her own work and preservation of Freud's legacy, she also offered financial support for Géza Róheim's anthropological explorations. A scholar on Edgar Allan Poe, she wrote a biography and an interpretation of his work.