George M. Knox is professor emeritus of New Testament and homiletics at Bushnell University, Eugene, Oregon. He served as a pastor in Oregon for twenty-two years before joining the faculty of Northwest Christian College (now Bushnell University).

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Ronald E. Heine is professor emeritus of Bible and theology at Bushnell University, Eugene, Oregon. He is author of numerous books and articles on early Christianity. Most recently he edited, with Karen Jo Torjesen, The Oxford Handbook of Origen (2022).