Michael Rosenberg is one of the top Bridge players in the United States. He moved to Scotland as a child and returned to New York in 1990 where he lives with his wife Debbie, also a top player.

Michael won the 1994 Rosenblum Teams, and was second in the World Pair Championships in 1994 and 2002 . As of 2007 he has won fourteen North American championships, as well as multiple wins in the major invitational tournaments. He has also won the World Bridge Federation Par competition in 1998, a test of declarer play skill, and is known for his advocacy of a high standard of ethical behavior for players. He is known as "The expert's expert" for his encyclopedic knowledge of cardplay techniques, and a frequent contributor for The Bridge World.