From the Wikipedia page [1]

Michael Hicks (born 1948) is an English historian, specialising on the history of late medieval England, in particular the Wars of the Roses. Hicks studied with C. A. J. Armstrong and Charles Ross while a student at the University of Bristol. He is today Professor of Medieval History at the University of Winchester, Head of Winchester's History Department, and a Fellow of the Royal Historical Society.

He has written biographies of George Plantagenet, 1st Duke of Clarence, Richard III, Richard Neville, 16th Earl of Warwick, Edward IV, Edward V and Anne Neville, as well as the Wars of the Roses.