Dr David O’Donnell is the Chief Executive Officer of Advara HeartCare, a Cardiologist & Electrophysiologist. Dr O’Donnell graduated from University of Melbourne Medical School in 1993, before going on to complete his initial training at the Austin Hospital, Heidelberg. Following his tenure in Melbourne, he went on to complete his Advanced Training in Electrophysiology at the Freeman Hospital in Newcastle, United Kingdom. Dr O’Donnell has a long-standing clinical interest in arrhythmias, and specialises in atrial fibrillation, with a specific interest in athletes with atrial fibrillation