Based on decades of research, it is now known that the most effective programme for the reversal of chronic insomnia is called 'Cognitive Behavioral Therapy for Insomnia' or CBT-I. This breaks CBT-I down into a step-by-step, easy format, allowing the reader to follow the same effective programme that patients in the clinic do. Although it is anchored in the science of sleep, the tone of the writing is reassuring and encouraging filled with first person accounts and easy to use worksheets.