One of the most influential philosophers and theologians in history, St. Thomas Aquinas was the father of modern philosophy of religion, and is infamous for his "proofs" for God's existence. In this cogent introduction to the great Saint's work, Edward Feser argues that you cannot fully understand Aquinas' philosophy without his theology and vice versa. Covering his thoughts on the soul, natural law, metaphysics, and the interaction of faith and reason, this will prove indispensable for students, experts or the general reader.