David Thomas FBA, PhD (1983) in Islamic Studies, University of Lancaster, is Emeritus Professor of Christianity and Islam at the University of Birmingham. Among his most recent works are CMR vols 1-14 and 16-19 (Brill, 2009-22). John Chesworth, PhD (2008) in Religious Studies, University of Birmingham, is Research Officer for Christian-Muslim Relations. A Bibliographical History 1500-1900 at the University of Birmingham, co-editing CMR vols 6-14, 16-19 (Brill, 2014-22). He has published on Christian-Muslim Relations in Africa, most recently Mixed Messages: Using the Bible and Qurʾān in Swahili Tracts (Brill, 2022).