Here is the first unauthorized and in-depth look at IBM's recovery and the man who is leading it, Louis V. Gerstner, Jr. Since joining IBM in 1993, Lou Gerstner has presided over one of the most remarkable comebacks in business history, taking IBM from an $8 billion annual loss to a stunning $6billion profit in 1997 - as a result, Gerstner has become a superstar of business, recognised three ye…