Bill Robertie was born in Cambridge, Massachusetts on July 9, 1946. He is a chess master and former winner of the U.S. chess speed championship. In 1965, he tied for first in the USCF Golden Knights Correspondence Chess Championship, but lost in a playoff to Brian Owens. He is considered the world’s best backgammon player and has won the world backgammon championship twice (1983 and 1987). He is the author of at least a dozen books on chess, backgammon, and poker. He graduated from Harvard and is a systems analyst. In 2003, he wrote Easy Endgame Strategies and Master Checkmate Strategy.