About the Author: Dr. Andrea Fiorillo obtained his MD at the University of Naples with honours in 1997. He undertook his post-graduate training in psychiatry at the Department of Psychiatry, University of Naples SUN and obtained his PhD in Behavioural Sciences in 2004. He is now Aggregate Professor of Psychiatry at the Department of Psychiatry, University of Naples SUN, teaching Social Statistics, Social Psychiatry, Psychopathology of impulse control disorders, Psychiatry and Research Methodology in Psychiatry. Dr Fiorillo has been a visiting psychiatrist at the University of Birmingham, UK, the University of Maryland, School of Medicine, Baltimore, USA, and Queen Mary University College of London, UK. He has participated in several national and international multicentric studies on social psychiatry and psychiatric epidemiology. He served as President of the Italian Association for Training in Psychiatry (Conferenza Italiana per la Formazione in Psichiatria - CFP) from 2000 to 2007; President of the Italian Association of Young Psychiatrists from 2007 to 2010; and as a member of the Executive Committee of the European Psychiatric Association - Early Career Psychiatrists' Committee from 2005 to 2007. He was also co-Chair of the Executive Committee of the European Psychiatric Association - Early Career Psychiatrists' Committee from 2007 to 2010. Dr Fiorillo is currently Chair of the Executive Committee of the European Psychiatric Association - Early Career Psychiatrists' Committee and a member of the Executive Committee of the Early Career Psychiatrists Council of the World Psychiatric Association, as well as Area Coordinator for Europe I. He is the author and co-author of more than 80 publications in peer-reviewed national and international journals on social psychiatry and psychiatric epidemiology, and of several book chapters on the same topic. He is editor or co-editor of six volumes in the psychiatric field.

Dr Iris Calliess started her training in psychiatry in Switzerland and continued at the Freud-Institute in Frankfurt, Germany and in Berlin. Since 2001 she has been affiliated with the Medical School of Hannover, Germany, where her training in psychiatry was completed, accompanied by an academic specialization in the field of transcultural psychiatry and psychotherapy. She was Founding Member and Chair of the Young Psychiatrists Committees in the German Psychiatric Association (2003-2009) and within the European Psychiatric Association (2005-2011). She is currently head of the research group for transcultural psychiatry and psychotherapy and of a specialized outpatient consultation service for migrants with mental disorders at Hannover Medical School. In addition she is affiliated as a researcher with the Institute for Standardized and Applied Hospital Management at Hannover Medical School.

Professor Henning Sass is currently Medical director and chairman of the Board of the University Hospital of the University of Technology, RWTH Aachen, Germany. He trained at the Department of Psychiatry at the University of Heidelberg. He then held the Chair of Forensic Psychiatry at the University of Munich and of General Psychiatry at the University of Technology in Aachen. As a professor of psychiatry he was head of the German Society for Psychiatry (DGPPN) in 1999/2000 and of the "European Association of Psychiatrists" (EPA) in 2005/2006. He is editor or co-editor of various scientific journals, e. g. "Der Nervenarzt", "J Behav. Sciences and the Law" and "ZPPK". He serves on the Board of the "Association of Medical faculties in Germany" (MFT) and is also Consultant of the German Ministry for Science, Education and Technology in Berlin (Gesundheitsforschungsrat des BMBF). His research includes psychopathology, personality disorders and forensic psychiatry.