Prof. Ivo Čáp, MSc, Ph.D., graduated in Electrical Engineering from the Czech Technical University Prague. He was engaged in the physics of solids for thirty years. Currently, he is a Professor of Biomedical Engineering at the University of Žilina, Slovakia. His research focus is on modeling the cardiovascular system using an electromagnetic analogy, optical plethysmography, and interaction of the electromagnetic field with living organisms. He is the author of more than 100 scientific publications and six textbooks on the physics of solids, ultrasonic methods, and electromagnetic and biomedical phenomena. He is the national head of the Physics Olympiad in Slovakia.