Light upon light : essays in Islamic thought and history in honor of Gerhard Bowering Light upon Light: Essays in Islamic Thought and History in Honor of Gerhard Bowering brings together studies that explore the richness of Islamic intellectual life in the pre modern period. Leading scholars around the world present nineteen studies that explore diverse areas of Islamic Studies in honor of a renowned scholar and teacher: Professor Dr. Gerhard Bowering (Yale University). The volume includes contributions in four main areas: (1) Quran and Early Islam; (2) Sufism Shiism and Esotericism; (3) Philosophy; (4) Literature and Culture. These areas reflect the enormous breadth of Professor Bowerings contributions to the field over a lifetime of scholarship teaching and mentoring. Contributors: Hussein Ali Abdulsater Mushegh Asatryan Shahzad Bashir Jonathan Brockopp Yousef Casewit Jamal Elias Janis Esots Li Guo Matthew Ingalls Tariq Jaffer Mareike Koertner Joseph Lumbard Matthew Melvin Koushki Mahan Mirza Bilal Orfali Gabriel Reynolds Nada Saab Amina Steinfels & Alexander Treiger