Warren Lewis, a graduate of Abilene Christian University, Harvard Divinity School, the Pontifical Institute of Mediaeval Studies in Toronto, and the University of Tuebingen, is currently a Visiting Research Scholar at the Medieval Institute, Univeristy of Notre Dame. He is preparing for publication his magnum opus vitae, a critical edition and English translation of the Lectura super Apocalipsim by Peter John Olivi, O.F.M. (d. 1298).
Hans Rollmann, a graduate of Pepperdine, Vanderbilt, and McMaster Universities, is Professor of Religious Studies at Memorial University of Newfoundland, Canada. His most recent books are Labrador through Moravian Eyes: 250 Years of Art, Photographs & Records (2002) and, with Thomas H. Olbricht: The Quest for Christian Unity, Peace, and Purity in Thomas Campbell's Declaration and Address: Texts and Studies (2000). He maintains The Stone-Campbell Restoration Movement website: http://www.mun.ca/rels/restmov/index.htm