Students of the final troubled decades of the thirteenth-century (following the censures of the 1270s) will be delighted to have this richly researched presentation of the metaphysics of Godfrey of Fontaines. --Modern Schoolman Plainly the indispensable key to understanding and evaluating Godfrey s thought. --International Studies in Philosophy A clearly written and substantial contribution to our understanding of this important period in medieval thought. . . . --Choice This excellent study makes accessible the central philosophical ideas of one of the three or four most important Parisian masters of theology between Thomas Aquinas and Duns Scotus. Already the leading authority on his subject Professor Wippel here draws together and greatly extends his previous work providing a superbly documented view of the highest of high scholastic discussion as seen in the contributions of a subtle and spirited participant. --Speculum