Ronald Modras is professor of theology at Saint Louis University. He is the author of five other books, including Paul Tillich's Theology of the Church: A Catholic Appraisal and The Catholic Church and Antisemitism: Poland, 1933-1939. He lectures throughout the United States, England, Israel, and Germany. He currently resides in Webster Groves, Missouri. Additional information about his work can be found at www.RonaldModras.com.