TIM KOHL, a retired teacher, is a Silver Life Master and a licensed ACBL teacher. He combines professional training with personal experience as a bridge player to advise less-experienced players as they become Life Masters. When Tim is not playing bridge, he enjoys completing small woodworking projects. He has published two books on woodworking. BOB JIOBU began playing bridge as a college freshman but after graduation did not play for thirty years. He is now a retired sociology professor who has researched demography, social psychology, and data analysis. Currently, he is playing a lot of bridge while thinking about how to use social psychology and probability to win more tricks.