Giovanni Maria Vian is a professor of patristic philology, journalist, and editor-in-chief of L'Osservatore Romano since 2007.
Giovanni Maria Vian is a professor of patristic philology in-chief of L'Osservatore Romano since 2007. Giovanni Maria Vian is a professor of journalist in-chief of L'Osservatore Romano since 2007. Giovanni Maria Vian is a professor of editor-in-chief of L'Osservatore Romano since 2007.