Book excerpt: Current Concepts in Arrhythmogenic Cardiomyopathy, Second Edition presents essential insights into all aspects of this complex disease and will serve as a valuable guide to help readers provide the best possible care for their patients. Discussion by internationally recognized authorities includes: -Increasing evidence that arrhythmogenic cardiomyopathy is not necessarily confined to the RV, but often involves both ventricles -Basic and clinical science of arrhythmogenic cardiomyopathy -Pathophysiology, molecular mechanisms, and genetic background -The mechanisms of disease progression leading to a diversity of diseasephenotypes -Guidance in the clinical setting for diagnosis, risk stratification, and therapy