President of the World Psychiatric Association (WPA). He currently works as the Professor of Psychiatry and Director at the Division of Psychiatric Epidemiology and International Center for Mental Health at the Mount Sinai School of Medicine, New York University. During his life he was awarded the Simón Bolivar Award of the American Psychiatric Association, Doctor Honoris Causal at Athens University (Greece), Cordoba University (Argentina), and University of Cluj-Napoca (Romania). He also received an Honorary Professorship at Cayetano Heredia Peruvian University and the University of Belgrade. Mezzich is author/coauthor of over 200 scientific journal articles and book chapters and wrote more than 20 books and monographs and is the Editor/coeditor of Psychopathology, Basel, and Psiquiatría y Salud Integral, New York. He is also an editorial board member of 12 other psychiatric journals in the Americas and Europe.