Hugues Chabriat MD PhD is currently tenured Professor of Neurology at the University of Paris - and the head of the Department of Neurology at Lariboisière Hospital in Paris (France). He also heads the national referral center for rare vascular diseases of the brain and retina in France. He has long been studying the clinical and imaging aspects of stroke and coordinated different clinical trials. His research is particularly dedicated to the clinical and imaging features of cerebral small vessel disease with a strong expertise in hereditary forms of these disorders. He served as a principal investigator in different international networks (Leducq Transatlantic Network, ERANET EU) and he currently co-coordinates a large trans-disciplinary network dedicated to cerebral small vessel diseases. He has published more than 250 research papers or chapters on stroke disorders or cerebral small vessel disease and is member of the editorial board of different scientific journals on stroke.