Ivan Jelcic is a Principal Scientist and Lab Head in Adaptive Neuroimmunology at Roche, specializing in research leadership within the Neuroscience and Rare Disease Therapeutic Area. With extensive experience in clinical biomarkers, Jelcic has served as a Cellular and Functional Biomarker expert and project representative across multiple therapeutic areas, including Neuroscience, Oncology, and Infectious Diseases. Previous roles include Senior Scientist at Roche, where Jelcic contributed to protein biomarker development, and a Senior Scientist and Project Leader at Universitätsspital Zürich, focusing on autoimmune responses in multiple sclerosis. Educational qualifications include a Ph.D. in Immunology from the University of Tübingen and Goethe University Frankfurt, alongside a Diplom in Biology from the University of Hohenheim.