George Kalantzis is Associate Professor of Theology at Wheaton College and the director of The Wheaton Center for Early Christian Studies. He specializes in fourth- and fifth-century Antiochene theology and hermeneutics, and has written extensively on Theodore of Mopsuestia, Cyril, and the Nestorian controversy. His most recent books include Theodore of Mopsuestia: Commentary on John (2004), the co-edited The Sovereignty of God Debate (2009), Studies on Patristic Texts and Archaeology (2009), and Life in the Spirit: Spiritual Formation in Theological Perspective (2010).
Andrew Tooley is the Project Director of the Institute for the Study of American Evangelicals at Wheaton College. He holds degrees from the University of Nebraska and Trinity Evangelical Divinity School and is currently completing a PhD in history from the University of Stirling, Scotland. His research focuses on the religious history of the United States and Great Britain in the nineteenth century.