In terms of success and acclaim, Taylor Swift seems to float in the rarefied ether of Beatlemania. She is a one-person powerhouse who has blown the doors of the recording industry and reinterpreted what it means to have a successful tour. So how did it all happen? Kennedy and Clarke knock down a few doors of their own, applying Colombo-like intuition, evaluating, appraising, and explaining the phenom that is Taylor.