Independence Gridding is a book full of two-way independence exercises. This book includes information about timing, independence, mono-height performance, two-height performance, perpetual timing, Hemiola rhythms, and a large variety of topical groove essentials like 3-2 Son Clave, Bossa Nova, and Mozambique. Through the use of visual diagrams, and a vast collection of exercises, this is a great book for developing timing and independence.