Milton T. Walsh holds a doctorate in sacred theology from the Gregorian University in Rome. For many years, he taught theology at St. Patrick's Seminary in Menlo Park, California. He is the author of several books, including Second Friends: C. S. Lewis and Ronald Knox in Conversation, In Memory of Me: A Meditation on the Roman Canon, and Witness of the Saints: Patristic Readings in the Liturgy of the Hours.