SAN FRANCISCO — An investigational interactive website can both assess the driving ability of a person with type 1 diabetes and deliver an intervention that cuts their chances of having a driving mishap by more than 50%, a randomized clinical trial finds. The results were presented here at the American Diabetes Association (ADA) 2014 Scientific Sessions by Daniel J. Cox, PhD, professor in the departments of psychiatry and internal medicine at the University of Virginia, Charlottesville.