Dr Carrassi is a professor of dentistry and stomatology, head of the Operative Unit of Oral Medicine and Oral Pathology at the San Paolo Hospital in Milan and dean pro tempore of the Medical Faculty of the University of Milan. He has a degree in medicine and surgery and is specialized in stomatology and in general pathology. Dr Carrassi has served in several scientific societies and he has been a past president of the Association for Dental Education in Europe, the European Association of Oral Medicine and the SIdP.