Don Campbell built his business on the idea
that music can make you smarter, happier and healthier. His best
sellers, "The Mozart Effect" and "The Mozart Effect for Children,"
inspired parents to play classical music for infants, based on a
controversial theory that it would help their musical development.
Hospitals and medical clinics used his "therapeutic sound" environments —
from jazz to classical — in their public spaces to enhance healing and
relaxation. More