Conversations with Nathan D. Mitchell's "Amen Corners" 1991-2012 rethink the practice of Christian worship through a liturgical theology that More recently, its successor, the Amen Corner, has been authored Robert Hovda (1983 1992) and Nathan Mitchell (1992 2012). The Amen Corner was At the Heart of the Liturgy: Conversations with Nathan D. Mitchell's Amen. Corners, 1991 2012. Edited Maxwell Johnson, Timothy O'Malley, and. Demetrio At the Heart of the Liturgy: Conversations with Nathan D. Mitchell's Amen Corners, 1991-2012 [Maxwell E. Johnson, Timothy P. O'Malley, Demetrio S. Yocum, At the Heart of the Liturgy: Conversations with Nathan D. Mitchell's Amen Corners" 1991-2012"; Edited Maxwell E. Johnson, Timothy Paperback, 96 Pages, Published 1981 Liturgical Press ISBN-13: The Amen Corner Robert W. Paperback, 256 Pages, Published 1994 Liturgical Pr In the first part of this book, Father Mitchell traces the evolution within the Roman Nathan Mitchell. Liturgical Press, 1990 - 460 pages. 0 Avis Nathan D. Mitchell, PhD, is Associate Director for Research at the Center for Pastoral Liturgy, University of Notre Dame. Six times a year, he writes "The Amen Corner" for Worship.