This biography chronicles the life of St. Dominic, founder of the Order of Preachers. Beginning with his childhood and youth, it details his involvement in addressing the Albigensian heresy, the establishment of the monastery at Prouille, and the formal foundation of the Dominican Order. The book further explores St. Dominic's role as Master General, his extensive travels and preaching, and the organizational structure he established for the Order. Concluding with an account of his death and canonization, this work provides a historical overview of St. Dominic's life and lasting contributions to the Catholic Church.