With the passage of time, Bill Evans has become an entire school unto himself for pianists and a singular mood unto himself for listeners. There is no more influential jazz-oriented pianist -- only McCoy Tyner exerts nearly as much pull among younger players and journeymen -- and Evans has left his mark on such noted players as Herbie Hancock, Keith Jarrett, Chick Corea, and Brad Mehldau. Borrowing heavily from the impressionism of Debussy and Ravel, Evans brought a new, introverted, relaxed, lyrical, European classical sensibility into jazz -- and that seems to have attracted...