William of Malmesbury was a 12th-century English historian and monk, known for his significant contributions to medieval historiography. Born around 1090 in Malmesbury, Wiltshire, he became a prominent figure in the monastic community and wrote several historical works, including "Gesta Regum Anglorum" and "Gesta Pontificum Anglorum," which chronicled the history of English kings and bishops. His writings are valued for their critical approach and attention to detail, providing insights into the political and religious landscape of England during his time. William's work laid the foundation for future historians and remains an important source for understanding medieval England.