1. From the Departments of Motor Science and2Department of Psychiatry, State University of New York, Stony Brook, New York; and the
2. From the Departments of Motor Science and
3. Neuroscience, Ophthalmology, and Genetics, the Eye Clinic, University of Genova, Genova, Italy; the
4. David Chiossone Institute for the Blind, Genova, Italy.