In spite of a spirited rebirth of the movement towards the establishment of a system of healing based on music, there are many valuable uses of music in medicine which might suffer a like fate unless a critical analysis of the worth of music as a therapeutic agent is effected before Musical Therapy reaches the dubious distinction of classification as a healing cult. This book has been written with a view to preserving for medicine that which is good for patients, and in an attempt to aid musicians under medical guidance in using music to help the sick.(Summary by Sidney Licht, M.D.)