Ronald E. Heine is Professor Emeritus of Bible and Theology at Northwest Christian University in Eugene, Oregon. He is the author of several books on early Christian authors and subjects and translator of many of Origen's exegetical and homiletical works, including The Commentary of Origen on the Gospel of St Matthew (2018), Origen: Commentary on the Gospel according to John (1989, 1993), and Origen: Homilies on Genesis and Exodus (1982).