Published April 14, 2009, 12:00 AM


AP photo

University of Iowa researcher Dr. Jeffery Dawson drives an instrumented Nissan Infinity Q 45 called the Nissan-Iowa Instrumented Research Vehicle for Advanced Neuroergonomic, near the University of Iowa Hospitals and Clinics in Iowa City, Iowa, April 3. NIRVANA is the newer version of the Automobile for Research in Ergonomics and Safety vehicle used in a study to predict safe and unsafe driving abilities in elderly drivers, including those with cognitive deficits due to Alzhemier's disease and stroke, at risk for impaired driving. The vehicle has a computer that can monitor up to seven cameras, as well as a lane tracking system, and other instrumentation.

Read the article: Scientists devise tests for Alzheimer’s patients