This is a textbook titled "Cognitive-Behavioural Therapy for Insomnia Across the Life Span: Guidelines and Clinical Protocols for Health Professionals" by author Colin A. Espie. Published by Wiley & Sons, this book provides detailed information on Cognitive-Behavioural Therapy for Insomnia (CBT-I) across different stages of life. With a focus on psychology and sleep disorders, this trade paperback offers practical guidelines and protocols for professionals working with individuals struggling with insomnia. The book, 288 pages long, is written in English and is a valuable resource for those looking to understand and treat insomnia using CBT-I techniques.