Eddie Kantar (Edwin B. Kantar) is a professional bridge player, teacher and writer. He has been world champion twice, has won thirteen North American Nationals and has been elected to the Bridge Hall of Fame. He writes regularly for the numerous bridge magazines around the world and is a frequent host on bridge cruises. He is acknowledeged as the world's leading expert on Roman Keycard Blackwood and his book of that title is the fifth and final edition and extreemly comprehensive.