Hours of service expert witnesses may write reports and testify on commercial motor vehicles, trucking safety, commercial motor vehicles, and correlated topics. In Perception of Simulated Driving Performances After Sleep Restriction and Caffeine the Northwestern University Transportation Center shares their research regarding Human Performance in Transportation Safety.
OBJECTIVE: As feelings of alertness are reported to be highly correlated with performance perception, the objective of this study was to determine whether caffeine, a common countermeasure to driver sleepiness, affected a sleepy driver’s ability to monitor his or her simulated driving performance.
Read more: http://www.ncbi.nlm.nih.gov/pubmed/18061746.