*William Hill Sports Book of the Year award winning author* Monsieur X is a dazzling tale of glamour, riches, violence and ultimately tragedy. Patrice des Moutis was a handsome, charming and well-educated Frenchman with an aristocratic family, a respectable insurance business, and a warm welcome in the smartest Parisian salons. He was also a compulsive gambler and illegal bookie. Between the late 1950s and the early 1970s, Des Moutis made a daring attempt to beat the French state-run betting system. His success so alarmed the authorities that they repeatedly changed the rules of...