Saint Francis de Sales, Master of the Church, is one of the saints in whom Pope Francis takes a great interest. He even wrote an apostolic letter commemorating the 400th anniversary of the saint's death, and gave it the title "Totum amoris est". Saint Francis de la Sales has been chosen by the Church as the patron saint of Catholic journalists. Catechesis on the World Day for Social Communications, in collaboration with P. Marcel Ranivomanalina.