This is an introduction to Healing at the Speed of Sound® from the authors.In Healing at the Speed of Sound, Don Campbell, bestselling author of The Mozart Effect, and Alex Doman, founder of Advanced Brain Technologies tap cutting- edge science to show how we can use sound to improve our lives and achieve our goals. Based on over a decade of new research, Campbell and Doman, show how we can use music-and silence-to become more efficient, productive, relaxed, and healthy. Available everywhere books are sold.