The 15th international "From Jahiliyya to Islam" colloquium took place at The Israel Academy of Sciences and Humanities on July 4–7, 2022. The colloquium, in which Israeli scholars were joined by scholars from Bulgaria, England, France and the Netherlands, dealt with Islamic history, society and tradition in the first, formative centuries of Islam and with mutual influences between Islam and neighbouring civilizations. The lectures delivered at the colloquium will be developed and published in Jerusalem Studies in Arabic and Islam.