A Senior Clinical Fellow in HPB Surgery and Liver Transplantation at the Royal Free Hospital, London, UK. His medical training began in Bratislava, Slovakia, followed by surgical residencies in the UK and Switzerland. He holds an MSc in healthcare research methods and an MD-PhD. With a strong background in clinical and basic research, he has authored over 100 publications. His specific interests include healthcare research methods, biostatistics, and health informatics.