Helps sufferers of chronic insomnia as well as those who only sometimes sleep poorly. A clear, step-by-step approach shows how to determine the source of sleeplessness and then implement programmatic corrective action. Not vague generalities about ``relaxing,'' these are specific recommendations for what to do and how to do it. The director of the Cedars-Sinai Sleep Disorders Center, Dr. Philip R. Westbrook calls Dr. Hauri ``the leading authority on insomnia in the world today...He has vast clinical experience in treating patients with insomnia and has a unique ability to teach what he has learned.''