Dimitri Gutas is Professor of Arabic and Graeco-Arabic at Yale University, USA where he studies and teaches classical Arabic and the pre-modern intellectual tradition in Islamic civilization. In addition to his lexicographical interests in Graeco-Arabic studies, he has devoted a large part of his scholarly career to the edition and study of Greek philosophical texts translated into Arabic and their influence in the Islamic world. In this field he has published Greek Wisdom Literature in Arabic Translation. A Study of the Graeco-Arabic Gnomologia (New Haven 1975), Greek Philosophers in the Arabic Tradition (Aldershot, Hampshire 2000), and has been involved from the beginning as co-editor in Project Theophrastus. Within Arabic philosophy, he has concentrated in particular on its greatest exponent, Ibn Sina (known as Avicenna in the medieval Latin world), on whom he wrote the fundamental Avicenna and the Aristotelian Tradition and Introduction to Reading Avicenna's Philosophical Works.