Expanded Revised Edition. Filled with secrets from age-old cultures, combined with the latest findings from todays scientific community, this extensive book takes the reader on an extraordinary journey revealing the immense power and healing capabilities of sound. Jill Mattson guides us along this mind-altering adventure using the knowledge that she has acquired from her lifelong study of antiquity and secret societies who used sound as a profound tool to transform consciousness and to create physiological changes in the brain and body. This knowledge enabled masters to heal mind, body and soul thousands of years ago. Ms. Mattson