Joshua P. Klein, MD, PhD, FANA, FASN, FAAN

The Guest Editor of this issue of Seminars in Neurology is Dr Joshua P. Klein.

Dr Klein is the Associate Professor of Neurology and Radiology at the Harvard Medical School (HMS) and the founding Chief of the Division of Hospital Neurology in the Department of Neurology at the Brigham and Women's Hospital (BWH).

Dr Klein is from New York and graduated with honors from the University of Pennsylvania in 1997 and then from the Medical Scientist Training Program at the Yale University School of Medicine in 2005. He is a 2009 graduate of the Harvard (BWH/MGH) Neurology Residency Program where he served as the Chief Resident in his final year. He then completed a fellowship in Diagnostic Neuroimaging at the BWH and is board certified in both Neurology and Neuroimaging.

He serves as the Chair of the Membership Committee, member of the Board of Directors, and Secretary of the Executive Committee of the American Society of Neuroimaging. He served as the Chair of the Neurohospitalist Section of the American Academy of Neurology from 2015 to 2017 and is the Section Leader of the RITE Advisory Panel for Neuroimaging. He is a member of the Board of Directors of the Neurohospitalist Society. In addition, he is a member of the Editorial Board of Access Medicine Neurology (McGraw Hill) and Scientific Chair of the Audio Digest Foundation Neurology Board Review Course.

At the BWH, he serves as the Clinical Service Director for Inpatient Neurology and Chair of the Neurology Finance Committee. Here, he also served for several years as the Director of Performance Improvement for Neurology. He previously served as the Associate Director of the Neurology Medical Student Clerkship and is the Society Head of the HMS Neuroanatomy Laboratory, where he taught for 10 years. He additionally serves as an Advisor for Best Doctors Inc., Advance Medical Inc., and DocFlight Inc., and is on the Scientific Advisory Board for Aladdin Inc.

Dr Klein has participated in neuroimaging research across many areas of clinical neurology, including neuroinflammatory diseases, traumatic brain injury, and neurotoxicity related to cancer therapy. He has published over 70 journal articles, as well as chapters in major textbooks of neurology, hospital medicine, neurosurgery, and psychiatry. He is a frequent lecturer at national and international conferences and has directed or participated in medical education courses in Havana, Pune, Paris, Dubai, and Manila. With Drs Allan H. Ropper and Martin A. Samuels, he coauthored the 10th edition of the textbook “Adams and Victor's Principles of Neurology,” and is also coauthoring the upcoming 11th edition of the same title. Among many clinical and teaching awards, Dr Klein received the HMS Miyawaki Faculty Teaching Award in 2009, the BWH/MGH Neurology Faculty Teacher of the Year Award in 2012, and was selected as a Distinguished Clinician at the BWH in 2017. He is a Fellow of the American Neurological Association, the American Society of Neuroimaging, and the American Academy of Neurology.

I greatly appreciate the efforts of Dr Klein, as well as of all the contributing authors, for their superb and insightful work in this issue of Seminars in Neurology, which provides a stellar update of the ever-changing field of neuroimaging. The issue provides not only practical advice to the practicing clinicians, but also deep insights into the cutting-edge research that is taking place rapidly in this field. On a personal note, I express warm thanks to my friend and colleague, Josh, who has been a leader in the field and a mentor to many. We hope you enjoy this marvelous issue!