Healing at the Speed of Sound
By Don Campbell
How What We Hear Transforms Our Brains and Our Lives
This item is permanently out of print
Drawing on a decade's worth of groundbreaking brain science and research, bestselling author Don Campbell and sound expert Alex Doman's Healing at the Speed of Sound® provides practical advice, exercises, and over 100 interactive links that help you create the perfect soundtrack for every task and enjoy a full, rich, and truly harmonious life.