St. Rose Philippine Duchesne (1769–1852) was a French missionary and a member of the Society of the Sacred Heart who dedicated her life to education and service on the American frontier. After enduring the hardships of the French Revolution, she answered the call to missionary work, establishing...

St. Albert the Great (1200–1280), also known as Albertus Magnus, was a German Dominican friar, bishop, scholar, and one of the most influential figures of the medieval Church. Renowned as a "Doctor Universalis" (Universal Doctor), he was a polymath who made significant contributions to theology,...

Saint Didacus of Alcalá (c. 1400–1463), also known as Diego de San Nicolás, was a Spanish Franciscan lay brother celebrated for his humility, charity, and deep spirituality. Born in San Nicolás del Puerto, Andalusia, he initially lived as a hermit before joining the Franciscan Order. Didacus...