Mohammed Arkoun was one of the most prominent and influential Arab intellectuals of his day. During a career spanning more than thirty years, he was revered as an outstanding research scholar, a bold critic of the theoretical tensions embedded within Islamic Studies and an outspoken public figure, upholding political, social and cultural modernism. This Festschrift honours Arkoun's scholarship, bringing together the contributions of eleven distinguished scholars of history, religious studies and philosophy. It offers a comprehensive selection of critical engagements with Arkoun's work, reflecting on his considerable influence on contemporary thinking about Islam and its ideological, philosophical and theological dimensions. The authoritative reference study on the work of Mohammed Arkoun, The Construction of Belief is essential reading for students and scholars of Islam, Muslim societies and cultures, modernity, religious studies, philosophy and semanti.