Amatus of Montecassino, born in the year one thousand ten, was a distinguished Benedictine monk whose contributions to historical literature have left a lasting impact. Residing in the Abbey of Montecassino, he dedicated his life to chronicling the events of his time, providing invaluable insights into the socio-political landscape of southern Italy during the Norman Conquest.
His most notable work, the 'History of the Normans', survives primarily through its medieval French translation, 'L'Ystoire de li Normant'. This chronicle stands as one of the three principal primary sources documenting the Norman Conquest, alongside the writings of William of Apulia and Geoffrey Malaterra. Amatus's unique perspective, rooted in the experiences of his abbey, offers a rich narrative of the era.
In his historical accounts, Amatus vividly describes the Norman sieges of Bari and Salerno, their conquest of Sicily, and the influential figures of Robert Guiscard and Richard Drengot. His writings also reflect the Gregorian Reforms from a papal viewpoint, showcasing the intertwining of religious and political dynamics during this transformative period.