The “Pocket Guide to the Polyvagal Theory: The Transformative Power of Feeling Safe” by Stephen W. Porges is a textbook published by Norton & Company in 2017. This book, part of the Norton Series on Interpersonal Neurobiology, explores the concepts of psychology and psychotherapy through the lens of the Polyvagal Theory. With a compact size and 288 pages, this trade paperback is designed to provide a comprehensive understanding of the theory and its practical applications in the field of interpersonal neurobiology. Written in English, this guide is essential for those interested in exploring the transformative power of safety in human connections.