This is the first one-volume scholarly account in English of the Waldenses - a movement comprising various forms of religious dissidence and self-expression that was founded in the late twelfth century.

Euan Cameron is Professor of Early Modern History at the University of Newcastle upon Tyne. He is author of The European Reformation (1991) and editor of Early Modern Europe: An Oxford History (1999) and has published a number of journal articles on heresy and the Reformation. His first book on Waldensian heresy, The Reformation of the Heretics, was published in 1984.