Joan Coderch is Doctor in Medicine and member educational functions of the Spanish Society of Psychoanalysis (SEP) and the International Psychoanalytic Association. Has been a tenured professor of psychiatry at the University of Barcelona and has worked in municipal health of this city in the field of psychiatry and Psychogerontology. In addition to writing numerous articles in professional journals in psychiatry and psychoanalysis, is the author of the books Dynamic Psychiatry, Theory and Technique of Psychoanalytic Psychotherapy, Psychoanalysis and interpretation in the patient-therapist. He is currently teaching at the Fundació Vidal i Barraquer, (Universitat Ramon Llull) and the SEP