Francesco_Ricossa Francesco Ricossa is an Italian priest and superior of an independent congregation of priests, called Istituto Mater Bonii Consilii, with headquarters in Verrua Savoia, near Torino, Italy. Ricossa was ordained priest, when a member of the Society of St. Pius X, by Archbishop Marcel Lefebvre. He then taught as a faculty member at the SSPX's main seminary at Écône, Switzerland, before a breakaway group that began to follow Guérard des Lauriers's Cassiciacum Thesis, or sedeprivationism.