George Ntaios serves as Associate Professor of Internal Medicine at the University of Thessaly, and practices Internal Medicine at the Department of Medicine at the Larissa University Hospital in Greece. He serves as the Treasurer of the Council of Stroke of the European Society of Cardiology since 2022, and as the President of the Hellenic Stroke Organization since 2021. He served at the Executive Committee of the European Stroke Organization between 2017-2020. His main research interest focuses on ischemic stroke etiology, prevention and prognosis.