This practical guide for the treatment of severe obesity and its related comorbidities covers evidence-based and emerging psychological interventions, including: motivational interviewing, cognitive behavioural therapy, mindfulness and compassion-focused interventions, technology-enabled psychological interventions and family-based interventions. The first resource of its kind to provide a detailed and integrated approach to using psychological treatments for obesity and its related comorbidities, this book will enable health care professionals to make decisions regarding the types of treatments that may be beneficial for particular issues, including disordered eating, psychological comorbidities, and treatment non-adherence. Case vignettes and clinical dialogues are used throughout to illustrate how to apply these treatments in clinical practice, making this book an essential read for any health care professional involved in the care of individuals with obesity, including psychologists, psychiatrists, physicians, nurses, social workers and dietitians.