Tim Cook is the Great War historian at the Canadian War Museum. His previous book, Shock Troops, won the 2009 Charles Taylor Prize for Literary Non-Fiction. He also won both the J.W. Dafoe Prize and the Ottawa Book Award for At the Sharp End. Cook presents Warlords: Boren, Mackenzie King and Canada’s World Wars, a fast-paced narrative that humanizes the war effort through the eyes of the prime ministers.