Thomas Aquinas an Italian Catholic priest in the early thirteeth century is considered to be one of the great Christian thinkers who had & who still has a profound influence on Western thought. He was a controversial figure who was exposed & engaged in conflict. This Very Short Introduction looks at Aquinas in a historical context & explores the Church & culture into which Aquinas was born. It considers Aquinas as philosopher & looks at the relationship between philosophy & religion in the thirteenth century. Fergus Kerr in this engaging & informative introduction will make The Summa Theologiae Aquinass greatest single work accessible to new readers. It will also reflect on the importance of Thomas Aquinas in modern debates & asks why Aquinas matters now.