Dr. Nanthakumar has been a Cardiologist and Cardiac Electrophysiologist at Toronto General Hospital for over 20 years, where he has served as Director of Heart Rhythm Disorders for a decade. He became a full Professor of Medicine at the University of Toronto in 2014 and is also a Senior Scientist at the Toronto General Hospital Research Institute. He is a dedicated teacher with multiple teaching awards, passionate about training and mentoring future electrophysiologists, locally and internationally, in complex electrophysiological interventions. He holds global acclaim in intracardiac mapping, with DeEP, Omnipolar, and Repolarization mapping among his fields of expertise. He has a Scopus publication record of over 230 original peer-reviewed journal articles. He is also an inventor/innovator at Techna. He has been granted sixteen patents or intellectual property (IP) rights in North America and Europe and is actively engaged in the commercialization of his IP.