Mike Lawrence is the winner of three bridge world championships and is the author of several bridge books includingThe Complete Book on Balancing in Contract BridgeandPlay Bridge with Mike Lawrence. Ron Klinger is a leading international bridge teacher and has represented Australia in many world championships from 1976 to 2007. He has writtennbsp;more thannbsp;50 books, including100 Winning Bridge Tips,100 Winning Duplicate Tips, andImprove Your Bridge Memory.