Although this book is a master class for solo double bassists it will provide and reveal something for everyone: beginner, intermediate, advanced, professional player and teacher. It will offer constructive advices to assist you advance as proficiently as possible to overcome the basic areas and instantly reach your most beautiful sound. In this double bass master class I discuss novel and standard techniques and provide a guide to four basic factors needed to become a holistically great instrumentalist: The practical, psychological, philosophical and physiological.