George Kalantzis is Professor of Theology and Director of The Wheaton Center for Early Christian Studies at Wheaton College. He is the author or editor of numerous books, including Caesar and the Lamb: Early Christian Attitudes on War and Military Service.
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Matthew Levering holds the James N. and Mary D. Perry Jr. Chair of Theology at Mundelein Seminary. Among his many books are Dying and the Virtues and On Christian Dying: Classic and Contemporary Texts.