8/18/21 - Prof. Roberto de Mattei is a Catholic historian who has taught in several Italian universities. Between 2003 and 2011, he served as Vice President of the National Research Council, the highest Italian scientific institution. He is president of the Lepanto Foundation and is the editor of the magazine Radici Cristiane and the news agency Corrispondenza Romana. Today he will be discussing his book Saint Pius V.