Constitutional Rights Foundation
Constitutional Rights Foundation: St. Thomas Aquinas, Natural Law, and the Common Good
Learning activity in which students survey the philosophy of St. Thomas Aquinas and his ideas on government, natural law, and the common good to create policies or programs the U.S. government could enact. Questions for discussion and...
Stanford University
Stanford Encyclopedia of Philosophy: Saint Thomas Aquinas
This is a very detailed site about the life and the works of Saint Thomas Aquinas (1225-1274 CE). This site provides the reader with a brief biography, comparisons between Aristotle and Aquinas, commentary on Aquinas' work, and also a...
Other
Ets: "The Summa Theologica" by St. Thomas Aquinas
This site presents the entire text by Aquinas in translation. It covers material from the explanation for the existence of God to treatises on law and justice.
University of Notre Dame
University of Notre Dame: Specimen Pages From the Summa Theologica of St. Thomas
This site from the University of Notre Dame provides an easy guide to understanding the complex Summa Theologica by St. Thomas Aquinas. It does not cover all of his work, but the main tenets such as Aquinas's views on the Scripture and...
Other
University of St. Thomas: Virtual Medieval Church: Summa Theologiae
Brief description of Thomas Aquinas' Summa Theologiae. Lists the three parts of the work and provides a link to a pop-up excerpt from the Existence of God with optional narration.
New Advent
Catholic Encyclopedia: Whether God Exists?
Excerpt of famous passage in Aquinas's "Summa Theologica" in which he presents his five proofs for God's existence. This influential primary text should be of historical interest to anyone studying philosophy of religion. Please note...