Barbara Seagram (Toronto, Canada) ran one of the largest and most successful bridge clubs and bridge schools in N. America. After selling the club in 2007, she now concentrates solely on teaching and organizing her popular bridge cruises. An ABTA Master Teacher, Barbara has been involved in many of MPP's most successful titles, most notably 25 Bridge Conventions You Should Know. With more than 200,000 copies in print in English alone, this book is the bestselling bridge title since Charles Goren was writing in the 1950s. It has been translated into Japanese, French, Danish and German.

Marc Smith (Southampton, UK) is the author, with Barbara Seagram, of the world's best-selling bridge book in the past sixty years, 25 Bridge Conventions You Should Know. He has written many other bridge books and played successfully in several international championships. He is a popular online bridge teacher, conducting many classes at all levels of play.