He is a staff electrophysiologist of the Harvard-Thorndike Institute of Electrophysiology. Dr. Papageorgiou’s basic research has included the exploration of the role of the myocardial chloride/bicarbonate exchanger in atrial myocytes, and complex heart rhythm analysis in transgenic mice. His clinical research has focused on atrial anisotropy and atrial pacing for atrial fibrillation prevention.