Alfonso Troisi received his MD magna cum laude from the University of Rome La Sapienza and completed his psychiatry training at the Catholic University in Rome. His subsequent training included a Visiting Research Scientist fellowship at the UCLA Neuropsychiatric Institute. He is currently a Professor of Psychiatry at the International Medical School of the University of Rome Tor Vergata and director of the Eating Disorders Program at the Psychiatric Clinic of the University’s Medical Center. He has authored more than 200 papers and book chapters and two books. Professor Troisi serves on the editorial board of several international journals. His current research interests include psychiatric aspects of obesity and bariatric surgery, diagnostic profiling of eating disorders, and molecular genetics of personality.