This book/online audio is an indispensible guide to the various styles and techniques used by the great New Orleans pianists, from the earliest origins of jazz and blues up through comtemporary music. Investigates the style of Professor Longhair, Allen Toussaint and Dr. John, plus stride, boogie woogie, R&B, ballads and more! Audio is accessed online using the unique code inside the book and can be streamed or downloaded. The audio files include PLAYBACK+, a multi-functional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right.