Fakhr ad-Din al-Razi

Timeline

1. c. 1160–1175Ray · RayBorn and educated in Ray, he later traveled to Bukhara and elsewhere to study under several scholars, systematically learning kalam, philosophy, and medicine, laying the foundation for his later synthetic theological and philosophical writings.
2. c. 1175–1186Baghdad · BaghdadHe served as a teacher in Baghdad and undertook large-scale writing, continuing to lecture on kalam and philosophy in the 1180s, composing and revising major works such as the Great Commentary on the Quran, growing in fame and attracting students from many regions.
3. c. 1186–1209Herat · HeratInvited to leave Baghdad by the Khwarazmshah, he continued his great philosophical and theological works, settling in Herat in his later years and completing works such as the Essentials of the Six Books, until his death in Herat around 1209.