New Age meditation technology. John-David, founder of the John-David Learning Center, inside his Brain/Mind Intensive Dome. The client sits inside the geodesic dome, and is slowly rotated. A 'self- improvement' tape is played through the speakers in the dome, along with other sounds that are said to 'tune-up' the brain. Claimed benefits of long-term use of the equipment include improvements to memory and decision-making abilities and an increase in creativity. The equipment is also claimed to be effective in treating alcohol or drug dependency. The John- David Learning Center is in Carlsbad, California. MODEL RELEASED  Triple exposure.