The year's most meticulously researched and widely discussed music book was The Colonel (Aurum pounds 19.99) in which Alanna Nash tells "The Extraordinary Story of Colonel Tom Parker and Elvis Presley". Parker wasn't actually a colonel: indeed he was discharged from the US army for being a psychopath. And until he was 20 he wasn't Tom Parker either. Born Andreas van Kujik, he was a carnival huckster who, Nash contends, fled his native Holland for the US because he had bludgeoned a woman to death. Equal parts Machiavelli and Svengali, and a con-artist through and through, he discovered the ultimate carnival attraction gyrating its pelvis at county fairs in 1955. Elvis signed a …