St.Thomas Aquinas (1225-1274) was a medieval
Roman Catholic philosopher and theologian in the scholastic tradition. He gave birth to the Thomistic school of philosophy, which was long the primary philosophical approach of the Roman Catholic
Church. He is considered by the Catholic Church to be its greatest theologian and one of the thirty-three Doctors of the Church.
- On Being and Essence (De Ente et Essentia), 1254-1256
- On the Power of God, 1265-1267
- Summa Contra Gentiles, 5 vols, 1258-1264
- Summa Theologica, 5 vols, 1265-1272