This long awaited book presents a new approach to therapeutic exercise for the back. The approach focuses on stabilisation training of the muscles affecting the back. Instability of the back is now recognisedas a major underlying cause of back pain. Although this has been acknowledged for some time, the research tosubstantiate was lacking. This group of well known and highly respected authors has undertaken that research and the techniques they have developed for back pain treatment and prevention are based on their research findings. Back pain is one of the most common problems in the population at large and is treatment and prevention form a major part of manual therapy practitioners workload.