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Advanced in-vehicle technology is becoming more commonplace in the U.S. passenger vehicle fleet. Under limited circumstances, driver support features such as adaptive cruise control (ACC), lane centering assist (LCA), and other forms of vehicle automation can now perform parts of the driving task. It follows that these features can change drivers’ roles, including adopting passive […]
Speeding is a significant safety concern and has contributed to almost one-third of road fatalities in the past 20 years. This research investigated whether changing to higher posted speed limits on Interstates can cause spillover effects, or a systemic propagation of speeding behaviors that results in more crashes at nearby road segments. Findings presented in […]