(Fiddle). In this book, author John Henry Gates aims to help violinists increase their versatility and improvisation skills. Song forms, harmonic structure and the Nashville number system are explained in a practical, applicable manner. Ways to gain experience and the best ways to amplify your instrument are also covered. The CD includes demonstrations of various styles in several keys, along with minus-one versions of the same tracks for practicing. Each track is unique, yet simple and straightforward the objective being to give the player experience with a real rhythm section to gain the confidence to improvise.