Dr Alexandrov received his MD degree in 1989 from the 1st Moscow Medical Institute (Sechenov) and specialized in clinical neurology at the Institute of Neurology, Russian Academy of Medical Sciences, Moscow, Russia. He completed his fellowship training in stroke and cerebrovascular ultrasound at the University of Toronto with Dr John W. Norris and at the University of Texas with Dr James C. Grotta, and also received mentoring from Drs Dmitry K. Lunev, Patrick M. Pullicino and Sandra E. Black. Dr Alexandrov was listed by US News&World Report among Best Doctors, America’s Top Doctors in Neurology in 2011-2014 and 5.0 ranking in 2021, and by Castle Connoly in the top 1% of specialists in Neurology in 2011-2017, and by Expertscape as World Expert (0.1% of scholars publishing in the past 10 years) in Stroke, 2019 and Expert, Ultrasonic Therapy, 2021. Dr Alexandrov published 300 original papers, 3 textbooks, 16 case reports, 161 review articles, editorials, invited publications, and book chapters & over 345 abstracts presented at major scientific meetings and published in refereed journals. Current h-index 71. Dr Alexandrov has trained 57 fellows in stroke and cerebrovascular ultrasound. He served as Director of the Neurosonology Examination (1998-2018) and President of the American Society of Neuroimaging (2019-2021), Board member of the Intersocietal Accreditation Commission (IAC-Vascular, 2013-2020), founding Editor-in-Chief (2011-2015), Brain and Behavior, past and present Editorial Board member of Stroke, Cerebrovascular Diseases, International Journal of Stroke, Journal of Neuroimaging, S:VIN (Senior Guest Editor), Annaly Klinicheskoi I Experimentalnoi Nevrologii and Nevrologia and past member of the Society of Vascular and Internional Neurology (SVIN) Board of Directors, and Program Committee, International Stroke Conference, American Heart Association. He is an active elected member of the American Neurological Association. Dr Alexandrov holds a US patent and specializes in development of novel reperfusion therapies for stroke. He also serves as Medical Director of UCH Mobile Stroke Unit, the first in the world with state-of-the-art CT scanner performing head and neck CTA and accredited by IAC as CT laboratory, and he also directs Memphis City-wide Stroke Program that achieved and sustained the highest treatment rates with tPA in the world in 2015-2020.