Prof. Carlo Ratto is Professor of Surgery at the Catholic University of Rome, Italy. There he received his medical graduation and completed his Residency in General Surgery. Prof. Ratto is the Chief of the Proctology Unit at the Foundation University Hospital “Agostino Gemelli” in Rome, Italy. He is one of the leading research experts in the Coloproctology, first author of numerous scientific articles published on prestigious Journals, Editor of the book entitled “Fecal Incontinence: diagnosis and treatment” (Springer Verlag, 2007), and the Book series “Coloproctology” (Springer Verlag, two volumes already published), Editorial Board Member and reviewer of several Journals specialized in Coloproctology. His main fields of interest are: fecal incontinence, obstructed defecation and constipation, hemorrhoidal disease, anal fistula, colorectal cancer, anal cancer and HPV-related disease, anorectal physiology and diagnostics.