Muhammad Afzal Upal and Carole M. Cusack (eds) Handbook of Islamic Sects and Movements Brill Handbooks on Contemporary Religion, Volume: 21 Leiden and Boston: Brill, 2021. 794 + xxi pp. ISBN: 978-90-04-42525-5 (hardback). ISBN: 978-90-04-434454-4 (e-book). €275.00 (excl. VAT). (2024). Religion and Society in Central and Eastern Europe, 16(1), 113-115. https://doi.org/10.20413/