
From there he has studied various spiritual and meditation techniques, and has become a leading expert in mind-body medicine, and published several books.
He says he became disillusioned with medicine as he found it frustrating giving patients drugs when he knew they would not fix their problems. He has developed a number of techniques, but his core message appears to be that a healthy mind leads to a healthy (or healthier) body. He has courted several diverse opinions for his controversial work and beliefs, but for every critic, he has many satisfied customers.