Marilia Aisenstein began as a student of philosophy, then trained as a psychoanalyst in Paris. She is a former president of the Parisian Psychoanalytic Society (Member of the IPA), and has been actively engaged in psychoanalysis in public policy in France. She represents Europe at the IPA Executive Committee. She was president of the Psychoanalytic Institute for Psychosomatic Diseases (IPSO, in Paris), a clinic for psychoanalytic psychotherapy and research for patients suffering from severe somatic diseases and has developed a specific view on psychosomatic balance.