French priest, educational reformer, and founder of the Institute of the Brothers of the Christian Schools. He is a saint of the Roman Catholic church and the patron saint of teachers.
De La Salle dedicated much of his life to the education of poor children in France; in doing so, he started many lasting educational practices. He is considered the founder of the first Catholic schools.
He was canonized on May 24, 1900, by Pope Leo XIII, and he was proclaimed as the patron saint of teachers on May 15, 1950, by Pope Pius XII.