Yves ChironYVES CHIRON, born in 1960, has written dozens of influential biographies, mostly of Catholic figures and movements, including Urban V, Pius IX, Pius X, Benedict XV, Pius XI, John XXIII, Annibale Bugnini, Dom Gérard Calvet, Frère Roger of Taizé, Charls Maurras, and Padre Pio. Read More Read Less