He is a pioneer in data-driven healthcare, advancing Parkinson’s disease care through clinically meaningful insights from structured health information. As co-leader of a European consortium of Health Technology Assessment (HTA) bodies, he shapes innovative HTA models in Germany and across Europe. Appointed Europe’s first full professor of Digital Medicine, JK has defined this interdisciplinary field by integrating medicine, engineering, data science, social sciences, and health economics to accelerate digital health adoption. He has led the development and clinical implementation of sensor-based gait analysis systems, transforming diagnostics and disease monitoring across neurological, musculoskeletal, and oncological conditions. With over 240 peer-reviewed publications (H-index 51), extensive industry collaborations, and multiple awards, his work demonstrates both scientific impact and translational relevance.