Janis Esots is a Research Associate at the Institute of Ismaili Studies, London, UK and Associate Professor at the Department of Asian Studies, University of Latvia, Latvia. His research focuses on Ismaili thought and the so-called ‘philosophical school of Isfahan’ (Mulla Sadra, Mir Damad, and Rajab ‘Ali Tabrizi). He is the managing editor of Encyclopedia Islamica and the editor of the Islamic Philosophy Yearbook, Ishraq.