This unusual biographical work traces the life and career of Ademar of Chabannes, a monk, historian, liturgist, and hagiographer who lived at the turn of the first Christian millennium. Thanks to the unique collection of over one thousand folios of autograph manuscript that Ademar left behind, Richard Landes has been able to reconstruct in great detail the development of Ademar's career and the events of his day, and to suggest several major revisions in the general picture held by current medieval historiography.

Above all, the author's research confirms and elaborates the...