Mitja Lainscak is Professor at Faculty of Medicine, University of Ljubljana, and does clinical practice and research at Division of Cardiology, General Hospital Murska Sobota, Slovenia. He was also engaged as Slovenian Research Agency director. His clinical and research interest is cardiovascular medicine with particular emphasis on heart failure, epidemiology, comorbidities (with particular emphasis on lung involvement), pharmacotherapy, and metabolism with body composition. For several years he is engaged with European Society of Cardiology and Heart Failure Association of the ESC boards and committees, and is a Fellow of the HFA and of the ESC. In 2018, he was the Scientific Chairperson of the Heart Failure Association annual congress. Professor Lainscak has published more than 340 papers and contributed to several book chapters. He is Consulting Editor at the European Journal of Heart Failure, Associate Editor at Journal of Cachexia, Sarcopenia, and Muscle and Editorial Board member at Clinical Research in Cardiology and Journal of Geriatric Cardiology.