Veteran royal biographer Weir (Eleanor of Aquitaine) resurrects the life and times of the remarkable woman who was mistress and eventually the wife of John of Gaunt, duke of Lancaster, third son of the charismatic and accomplished king of England, Edward III. Through John and Katherine Swynford descended centuries of British sovereigns, including Queen Elizabeth II. Weir makes use of meager contemporary sources to build a convincing case for an intelligent, poised and talented woman who flouted ...