Dr. Alexandrov came to UTHSC from the University of Alabama at Birmingham, where he was a professor in the Department of Neurology and director of the Division of Cerebrovascular Diseases. He has also served as director of the Comprehensive Stroke Center and the Neurovascular Ultrasound Laboratory. In addition, he was medical director of the Stroke Service and the Intermediate Care Stroke Unit at the University of Alabama Hospital in Birmingham. Dr. Alexandrov received his MD degree in 1989 from the First Moscow Medical Institute in Russia, specializing in clinical neurology at the Institute of Neurology, Russian Academy of Medical Sciences in Moscow. He completed his fellowship training in stroke and cerebrovascular ultrasound at the University of Toronto and The University of Texas. He is director of the Neurosonology Examination and honorary advisor to the board of directors of the American Society of Neuroimaging. He also sits on the boards of the Society of Vascular and Interventional Neurology, and the Intersocietal Accreditation Commission. Dr. Alexandrov is an active, elected member of the American Neurological Association. He holds a U.S. patent for using ultrasound to enhance perfusion (blood flow) of tissues (or sonothrombolysis), and specializes in the development of novel reperfusion (restoration of blood flow) therapies for stroke. He has published more than 137 original papers, 16 case reports, three textbooks, and 128 review articles, editorials, invited publications and book chapters.