In rugby, there are the Flash Harrys and the Glory Boys: the fly-halves who run, kick and dazzle; the scrum-halves who nip and dart; the wingers who step and glide. These are the players who get the crowd on their feet, who set stadiums abuzz. But they only get to do these things because other, less glorified figures do all of the donkey work. Adam Jones is one such figure. And for a decade he was...