Viktor Avbelj was a research fellow at the Jožef Stefan Institute in Ljubljana until his retirement in 2021. Viktor Avbelj earned his PhD from the Faculty of Electrical Engineering at the University of Ljubljana in 2003 with an analysis of the electrical activity of the heart using multichannel electrocardiography. His areas of expertise encompass the measurement and analysis of biological phenomena, particularly in the field of electrocardiology, in both humans and animals.