Dr. Natalia Perez de la Ossa, MD PhD Vascular Neurologist, Coordinator of the Stroke Unit Hospital Germans Trias i Pujol, Barcelona, and director of the Catalan Stroke Plan. Badalona, Barcelona, Spain Dr. Pérez de la Ossa is a stroke neurology, head of the Stroke Unit of the Hospital Germans Trias i Pujol, with experience on acute treatment, intravenous and endovascular reperfusion therapies, neuroimaging and neurosonology. Since 2020 she is the Director of the Catalan Stroke Plan, which aims to plan, implement and evaluate stroke care at territorial level. Within her areas of interest, she has been working during the last years on the pre-hospital organization of stroke care, leading the design, training and validation of the RACE scale, a pre-hospital scale to rapidly identify stroke patients with large vessel occlusion in the pre-hospital setting. She is co-Principal Investigator of the RACECAT trial, that compares transfer to the local center versus direct transfer to an endovascular center of patients with a suspicion of a large vessel occlusion. She has participated in multiple research trials, and has over 50 original articles and lectures in the field of cerebral vascular diseases.