'A comprehensive, yet practical treatment manual that covers the basics of sleep and insomnia, key assessment tools to evaluate the sleep complaint, and all therapeutic components of cognitive behavioural therapy for insomnia. This evidence-based manual provides a step-by-step guide to the assessment and treatment of insomnia using CBTi, the first-line treatment for insomnia recommended in practice guidelines endorsed by professional sleep and medical societies. This textbook will become a classic reference for both experienced clinicians as well as trainees learning the essential principles of cognitive-behavioral therapy for the clinical management of insomnia.' Charles M. Morin, Ph.D., Professor of Psychology, Canada Research Chair in Behavioural Sleep Medicine, Université Laval, Québec City, Canada