Dr. George Rosenkranz has long been Mexico’s most successful player. He owns twelve North American championships and the rare distinction of having captured all four major team titles. He has represented Mexico in many world Olympiads and North America in the Bermuda Bowl. Since his retirement as chairman of the board of Syntex Corporation, he has had more time to devote to bridge. Dr. Rosenkranz's books are recommended for experienced beginners to advanced players. Bridge: The Bidder’s Game • Like sitting in on a system discussion with the top players in the world. • Includes an introduction to relay structures and new methods of cue-bidding.