Hans Abdiel Harmakaputra is an Assistant Professor of Religion in the Religion, Philosophy & Classics department at Augustana University, Sioux Falls, USA. He received grants and fellowships from the American Academy of Religion, the Wabash Center, and the Louisville Institute. His research areas are Christian-Muslim comparative theology, constructive theology, interreligious studies, and Christian-Muslim relations. He is the author of A Christian-Muslim Comparative Theology of Saints: The Community of God's Friends (Brill, 2022).