This seminal work of scholarship, which traces the development of literacy in medieval England, is now fully updated in a third edition. This book serves as an introduction to medieval books and documents for graduate students throughout the world. Features a completely re-written first chapter, 'Memories and Myths of the Norman Conquest', and a new postscript by the author reflecting on the reception to the original publication and discussing recent scholarship on medieval literacy. Includes a revised guide to further reading and a revision of the plates which illustrate medieval manuscripts in detail.