As a younger son in the world of Norman succession laws, Waltheof chose a career in the church. Between 1128 and 1131 he entered Nostell Priory to become an Augustiniancanon. His noble connections enabled him to rise quickly. Within a few years he became Prior of Kirkham, North Yorkshire. Upon the death of Thurstan, Archbishop of York, in 1140, Waltheof was nominated to be his successor.Barlow The English Church 1066–1154 p. 96 His candidacy was supported by William of Aumale, the Earl of York.Dalton "William Earl of York" Haskins Society Journal pp. 162–163 Stephen, probably sensing his links to David and hence to the Empress Matilda were too strong, rejected the nomination. William of Aumale withdrew his support after Waltheof refused to promise to give the earl the ecclesiastical manor of Sherburn-in-Elmet in the West Riding of Yorkshire. William fitz Herbert was instead chosen by Stephen. Waltheof featured prominently among those... Read More