Book excerpt: In this issue of Medical Clinics, guest editor Melissa B. Weimer brings her considerable expertise to the topic of Substance Use Disorders. - Provides in-depth, clinical reviews on the latest updates in Substance Use Disorders, providing actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field; Authors synthesize and distill the latest research and practice guidelines to create these timely topic-based reviews.