This Book Offers A Revisionary Account Of Key Epistemological Concepts And Doctrines Of St. Thomas Aquinas Particularly His Concept Of Scientia (Science). It Proposes A New Interpretation Of The Purpose And Composition Of Aquinas'' Most Mature And Influential Work The Summa Theologiae Which Has Traditionally Been Regarded As A Work For Neophytes In Theology. John Jenkins'' Comprehensive And Original Study Will Be Of Interest To Readers In Philosophy Theology And Medieval Studies.