Sergio Lewkowicz is currently the Scientific Director of the Porto Alegre Psychoanalytical Society; Psychiatry and Training and Supervising Analyst for the Porto Alegre Psychoanalytical Society; Publications Director of the Porto Alegre Psychoanalytical Society; Professor and Supervisor for Psychoanalytical Psychotherapy in the Psychiatry Department, Medical School of the Federal University of Rio Grande do Sul; Member of the IPA Publications Committee; Member of the Programme Committee of the 43rd Congress of the IPA in New Orleans (2004); former President of the Society of Psychiatry of Rio