Miles' crowning achievement was winning the World Senior Teams Olympiad in Istanbul in 2004. He has won various other tournaments and titles throughout his bridge career, including the Fishbein Trophy and the Life Master Pairs in 1961, as well as the Spingold in that same year and the next. He won the Reisinger in 1962 and 1965 and has placed second in the Men's Pairs twice as well as in the Vanderbilt and Fall National Open Pairs. Miles is American Contract Bridge League's (ACBL) Grand Life Master with more than 17,500 masterpoints and was elected into its Hall of Fame in 2005.
Miles has "written many articles for The Bridge World, American Bridge Digest, Bridge Today, ACBL Bridge Bulletin and [was] a contributing editor [to] The Official Encyclopedia of Bridge."
Born in Loma Linda, California, Miles earned a law degree in 1954 and practiced in Southern California from 1955 until his retirement in 1997. Miles is a teacher on The Bridge Forum, an online bridge site on which students from all over the world can learn from experts.