Ljuba Bacharová, MD, MBA, DSc, is the senior research leader at the International Laser Center CVTI, and a part-time teacher at both the Slovak Medical University and the Medical School at Comenius University in Bratislava (from which she received her medical degree). Following graduation, she dedicated herself to internal medicine and medical informatics. She went on to receive her MBA degree at the Business School at University of Leeds, UK. In 2011, she received a Doctor of Sciences (DSc) for her innovative approach to the ECG diagnosis of left ventricular hypertrophy. Her main research interest is the evaluation of the cardiac electric field, from standard 2-lead ECG to modeling, 3D visualization and multimodal imaging. In 2005 she became the executive editor of the Journal of Electrocardiology, and since 2006, she has spearheaded the International Research Interdisciplinary Schools (IRIS). Niraj Varma, MD, PhD, FRCP is Professor of Medicine at Cleveland Clinic, USA. After medical school in Oxford and Edinburgh, he received specialist training in Cambridge, UK and Harvard Medical School, USA. In Boston he undertook research work leading to a PhD. He has over 25 years of clinical experience maintaining research projects; e.g. pioneering the first clinical applications of remote monitoring of implantable devices, electrocardiographic imaging (ECGI), and cardiac resynchronization algorithms. His current interests are the effects of heart size (hypertrophy and shape) in heart failure on pacing therapies. He is past president of the International Society for Holter and Noninvasive Electrocardiology (ISHNE), currently serves on the Digital Health Committee of the Heart Rhythm Society (HRS), and is Deputy Editor of Europace journal.