Fakhr al-Din al-Razi (b. 544/1149, d. 606/1209), the celebrated scholar of the 6th century AH, was famous throughout the Muslim world as a philosopher, theologian and exegetist. Despite this undisputed eminence, his contribution to Islamic thought has not yet been properly evaluated. In this book, the author presents an expose of al-Razi's ideas by way of a systematic analysis of his thoughts as presented in his major works. Chapter One provides his biographical information; Chapter Two his approach to the Qur'an as presented in his major work - his Tafsir; Chapter Three is a detailed analysis of five major problems which occupied his mind throughout his scholarly life; Chapter Four is a discussion of his treatment of God's existence and divine attributes; Chapter Five looks at freewill and predestination; Chapter Six at prophethood and Chapter Seven at al-Razi's views on resurrection.