Laurence M Epstein, MD, is Chief of the Arrhythmia Service and Director of the Electrophysiology Laboratory at Brigham and Women’s Hospital. Under his leadership, the Arrhythmia Service has become the premier service for the care of the most challenging patients. He also oversaw the design, construction, and opening of the stateof- the-art electrophysiology suite and clinic in the Shapiro Cardiovascular Center. As Director of the electrophysiology fellowship program, he oversees the training of the next generation of heart rhythm specialists. Dr Epstein’s research interests include new ablative techniques, the development and use of intracardiac echocardiography, and new techniques for removing chronic transvenous leads.