Mark Thiessen Nation (PhD, Fuller Theological Seminary) is professor of theology at Eastern Mennonite Seminary in Harrisonburg, Virginia, and has authored several books, including John Howard Yoder: Mennonite Patience, Evangelical Witness, Catholic Convictions. Anthony G. Siegrist (ThD, Wycliffe College, University of Toronto) is associate professor of theology at Prairie Bible College in Three Hills, Alberta. Daniel P. Umbel (MDiv, Eastern Mennonite Seminary) is a pastor, formerly of Mt. Olivet Church in Dyke, Virginia, and lives in Grafton, West Virginia.