Visual Search and Urban City Driving Under the Influence of Marijuana and Alcohol (Report)

This report describes a study to determine the effects of low doses of marijuana and alcohol on visual search capacity and general driving proficiency in a fixed route city driving test. Test subjects were administered various combinations of the substances, and/or placebo, then took the driving test 15 minutes later. An eye movement recording system measured visual search frequency, and a licensed driving instructor rated their driving proficiency. Black and white, 8.5" x 11", 56 pages.