This work investigates the political and social development of England from the arrival of the Saxons to the early twelfth century through the lens of William of Malmesbury's comprehensive historical account. R. A. B. Mynors provides a rigorous scholarly framework for this foundational text, utilizing the original Latin manuscript alongside a modern English translation. The commentary addresses the historical accuracy, literary influences, and political motivations of William, situating the Gesta Regum Anglorum as a primary source for understanding the transition of power in post-Conquest England.

Scholars and historians regard this edition as the definitive resource for studying William of Malmesbury's work due to its meticulous translation and extensive scholarly notes. Readers frequently note the academic density of the prose, which serves as a vital reference for students of medieval historiography.