Dr. Johnson is owner of a biomedical consulting and testing company in Tampa, Florida.  Previously he was a Medical Research Faculty member in the Department of Neurosurgery, College of Medicine at the University of South Florida and currently holds an appointment as Professor in the Department of Chemical and Biomedical Engineering at the University of South Florida.  He served in the United States Navy aboard Nuclear Submarines during the Viet Nam era.  He holds a Bachelors degree in Nuclear Engineering, a Masters Degree and Doctorate in Biomedical Engineering from the University of Florida.  He is a graduate of the Humanist Institute and has over two dozen peer reviewed scientific publications.