S. Claiborne Johnston is Professor of Neurology, Professor of Epidemiology and Biostatistics, Associate Vice Chancellor of Research, and Director of the Clinical and Translational Science Institute, all at the University of California, San Francisco (UCSF). He received his medical degree from Harvard Medical School and his doctoral degree in epidemiology from the University of California, Berkeley. He completed his residency in neurology at UCSF, where he later trained in vascular neurology.

Dr. Johnston has won several national awards for his research and teaching. He has led several large cohort studies of cerebrovascular disease and three multicenter randomized trials. Dr. Johnston studies stroke treatment and prevention using the tools of computer science, epidemiology, and economics.

Dr. Johnston is the Executive Vice Editor of the Annals of Neurology and has served on the editorial boards of several other journals. He has been honored with the American Academy of Neurology's Michael S. Pessin Stroke Leadership Prize and the American Stroke Association's Robert G. Siekert New Investigator Award. Dr. Johnston was Co-Editor-in-Chief with Dr. S. Andrew Josephson from 2010 to 2014.

Information about this editor was up to date at the time of his last affiliation with NEJM Journal Watch.