In the Middle Ages the knight was the ultimate warrior. In his suit of armor on his spirited horse he could overcome any resistance-as in the eleventh century when it took only seventy knights to conquer the entire civilized kingdom of Sicily! Today the movements of medieval warriors are preserved in the moves of pieces on a chessboard; & by going back to the life & times of the Middle Ages Harvey Kidder is able to explain the game of chess in an uncommonly exciting way.