Valentina Duca (DPhil Oxford) is a postdoctoral researcher at the Hebrew University, Jerusalem. She published “Exploring Finitude”: Weakness and Integrity in Isaac of Nineveh (Peeters, 2022); and “Between Knowledge and Faith: The Syriac Version of Mark the Monk’s Writings as a Crucial Source of Isaac of Nineveh”, Cristianesimo nella storia 46/2 (2025), 333-390.

Joseph Verheyden is Emeritus Professor of New Testament in the Faculty of Theology and Religious Studies of the Catholic University of Leuven. He is the former Director of the Louvain Centre for Eastern and Oriental Christianity (LOCEOC) at the same Faculty and was the editor in chief of The Journal of Eastern Christian Studies and of the series Eastern Christian Studies. Recent publications include a co-edited volume (with B. Jacobs and H.G.B. Teule) entitled Dionysius bar Salibi: Guardian of the Syriac Orthodox Tradition (TSEC, 37), Leiden – Boston, Brill, 2025 and a co-edited special issue (with M. Pragt) entitled “All Who Encounter This Book”: Syriac Literature in Transmission, in JECS 77 (2025) 175-377.