This issue of Cardiac Electrophysiology Clinics, Guest Edited by Dr. Jagmeet P. Singh and Dr. Gopi Dandamudi, focuses on Cardiac Resynchronization. Topics include--but are not limited to--The many faces of heart failure, Economic impact of chronic HF management in today's cost-conscious environment, Contemporary treatment of HF, Why dyssynchrony matters in HF, Utility of echocardiography in assessing dyssynchrony, Cardiac Magnetic Resonance Imaging...