Kenneth M. Heilman received his M.D. degree from the University of Virginia in 1963, trained in Internal Medicine at Cornell-Bellevue Hospital, served in the US Air Force as Chief of Medicine at NATO Hospital, Izmir, Turkey. He took a Neurology residency and fellowship at the Harvard Neurological Unit of Boston City (1967-1970), and then joined the faculty at the University of Florida. He was the James E. Rooks Jr. Distinguished Professor and currently is a Distinguished Professor Emeritus. Between 1996 and 2009, he was Chief of the Neurology Service at the Gainesville VA. He has helped to trained more than 70 post-doctoral fellows. His research has been supported by the NIH and/or the VA for more than 40 years. He is the author/editor of 18 books, and more than 650 journal publications. He is a past President of the International Neuropsychology Society (INS) and the Society for Cognitive and Behavioral Neurology and received a Distinguished Career Awards from both. He is an Honorary Member of the American Neurological Association a Fellow in the American Academy of Neurology (AAN) and received the Wartenberg Keynote Lecturer Award from the AAN.

Stephen E. Nadeau is an Associate Chief of Staff for Research, Malcom Randall VA Medical Center, Gainesville, FL; Professor of Neurology, University of Florida College of Medicine. Fellow, American Academy of Neurology and member, International Neuropsychological Association. Past Associate Editor, Journal of the International Neuropsychological Society. Past editing experience: Aphasia and Language: Theory to Practice (with Leslie J. Gonzalez Rothi and Bruce Crosson; NY: Guilford, 2000); Cognitive Changes and the Aging Brain (with Kenneth M. Heilman; Cambridge: Cambridge University Press, in proof).