Dr Randolph Stone s Polarity Therapy – Volume 1 – This two-volume set by the father of Polarity Therapy–the healing science based on living energy fields–has been essential reading for many practitioners of the healing arts, especially those who employ manual techniques or energy-balancing procedures. Polarity Therapy can be used in psychotherapy, chiropractic therapy, osteopathy, many types of massage, physical therapy, dance, yoga, and other forms of bodywork.