Fitzroy's background is in the study of Sufism (Islamic mysticism), specifically the theoretical Sufism of Ibn ʿArabī and his followers. In 2021, he published A Short History of Islamic Thought (Head of Zeus / OUP), a general introduction to Islamic intellectual history that was chosen as a Book of the Year in The Spectator and Engelsberg Ideas. 

Nicolai Sinai is the Principal Investigator of QuCIP and a Fellow in Arabic at Pembroke College. His published research deals with the literary and historical-critical study of the Qur’an against the background of earlier Jewish, Christian, and Arabian traditions; with pre-modern and modern Islamic scriptural interpretation; and with the history of philosophical and theological thought in the Islamic world. His most recent book is The Qur’an: A Historical-Critical Introduction (Edinburgh 2017) and he is the editor of a forthcoming volume entitled Unlocking the Medinan Qur’an.