by Robert M. Baum (research Fellow, W. E. B. Du Bois Institute For African-american Research, Research Fellow, W. E. B. Du Bois Institute For African-american Research, Harvard University)

by G. R. Evans

by Ann Lee Bressler

by Dr Jonathan D. Sassi (assistant Professor Of History, Assistant Professor Of History, College Of Staten Island)

by Karin E. Gedge (assistant Professor Of History, Assistant Professor Of History, Westchester University)

by Susan R. Holman

by Elizabeth Elkin Grammer (assistant Professor Of English, Assistant Professor Of English, University Of The South)

by William M. Shea (director, Center For Religion, Ethics And Culture, Director, Center For Religion, Ethics And Culture, College Of The Holy Cross)

by Daniel W. Stowell

by Vincent L. Wimbush

by J. Kameron Carter (assistant Professor Of Theology And Black Church Studies, Assistant Professor Of Theology And Black Church Studies, Duke University)

by Mark A. Noll (teaches In The History Department, Teaches In The History Department, Wheaton College)

by Amanda Porterfield (robert A. Spivey Professor Of Religion, Robert A. Spivey Professor Of Religion, Florida State University)

by Benjamin Hudson (associate Professor Of History And Medieval Studies, Associate Professor Of History And Medieval Studies, Pennsylvania State University)

by Hildegard of Bi

by Lamin Sanneh

by William Harmless

by William Harmless (, Department Of Theology, Creighton University)

by Kathleen Garces-Foley

by Richard Hamer, Vida Russell

by J. B. Rives (assistant Professor Of Classics And History, Assistant Professor Of Classics And History, Columbia University)

by Richard Paul Vaggione

by J. H. D. Scourfield (professor And Head Of The Department Of Classics, Professor And Head Of The Department Of Classics, National University Of Maynooth, Ireland)

by Michael Bland Simmons

by D. L. D\'avray (reader In Medieval History, Reader In Medieval History, University College, London)

by Andrew Brown

by Matthew Cragoe (lecturer, Lecturer, University Of Hertfordshire)

by William Of Malmesbury

by Michael Winterbottom

by Norman Housley

by Graeme Murdock

by Richard Sharpe (reader In Diplomatic, Reader In Diplomatic, University Of Oxford)

by G.I.T. Machin

by Norman Housley

by St.bede The Venerable

by Pope Pius II, Aeneas Sylvius Piccolominus

by Hugh The Chanter

by Lanfranc, Lanfranc of Bec

by University Of St Andrews) Andrew Pettegree (

by John Wyclif, John Wycliffe

by Andrew Louth (professor Of Cultural History, Goldsmiths\' College, Professor Of Cultural History, Goldsmiths\' College, University Of London)

by Leon Litvack (lecturer In English, Lecturer In English, The Queen\'s University, Belfast)

by Adrian Hastings (professor Of Theology And Head Of The Department Of Theology And Religious Studies, Professor Of Theology And Head Of The Department Of Theology And Religious Studies, University Of Leeds)

by Owen Chadwick

by Felicity Heal

by Andrew McGowan

by Nicholas Hope

by Hilarion Alfeyev

by Terrance W. Klein

by Michael Brydon

by Paul Helm

by Peter D. Clarke

by Jon M. Robertson (, Formerly Professor Of Theology At The Seminario De Las Iglesias Del Pacto Evangelico Del Ecuador In Quito, Ecuador)

by Richard J. Goodrich

by Rowan Strong

by Sophie Lunn-rockliffe

by James Pereiro

by Erika Hermanowicz

by Peter Widdicombe (assistant Professor In The Department Of Religious Studies, Assistant Professor In The Department Of Religious Studies, Mcmaster University, Hamilton, Ontario)

by Regina Portner (, Research Fellow, German Historical Institute, London)