
Drowsiness and Decision Making During Long Drives: A Driving Simulation Study
This report presents the results of a driving simulation study designed to assess the extent to which drowsy drivers are aware of their own drowsiness as well as factors influencing their decisions regarding whether to continue driving or stop for a break.
March 2023 Technical Report | Report Summary

Traffic Safety Impact of the COVID-19 Pandemic: Fatal Crashes Relative to Pre-Pandemic Trends, United States, May–December 2020
The number of traffic fatalities increased significantly in the United States during the COVID-19 pandemic. This Research Brief identifies crash-, vehicle-, and driver-related factors that contributed most to the increase in traffic fatalities.
December 2022 Research Brief

2021 Traffic Safety Culture Index
The 2021 iteration of the annual Traffic Safety Culture Index survey provides insights into the magnitude of discordance between drivers’ attitudes/perceptions and their engagement in unsafe driving behaviors.
December 2022 Technical Report | Report Summary

American Driving Survey, 2020–2021
This Research Brief presents updated statistics on the amount of driving done by the American public in 2020 & 2021 based on data from the AAA Foundation for Traffic Safety’s annual American Driving Survey.
October 2022 Research Brief

Countermeasures to Reduce Drowsy Driving: Results of a Literature Review and Discussions with Experts
This report presents the results of a literature review and discussions with experts to summarize the current state of knowledge on the effectiveness of countermeasures intended to reduce drowsy driving and the associated motor vehicle crashes, injuries, and deaths.
September 2022 Technical Report | Report Summary

Use of Potentially Impairing Medications in Relation to Driving, United States, 2021
This study investigates the prevalence of recent use of potentially driver impairing medications and driving after use among U.S. drivers.
July 2022 Research Brief

Effectiveness of Distracted Driving Countermeasures: An Expanded and Updated Review of the Scientific and Gray Literatures
This review of literature augments the findings of our prior review with the most recent publications concerning safety-based outcome measures, the current state of knowledge regarding non-safety-based outcome measures, and a review of commercially available relevant apps.
March 2022 Research Brief

Self-Reported Risky Driving in Relation to Changes in Amount of Driving During the COVID-19 Pandemic
This study examines the prevalence of self-reported risky driving behaviors of drivers who increased their driving during the first several months of the COVID-19 pandemic compared with those who reduced or did not change how much they drove.
February 2022 Research Brief

2020 Traffic Safety Culture Index
The 2020 iteration of the annual Traffic Safety Culture Index survey provides insights on public engagement in unsafe driving behaviors and related attitudes and perceptions in the U.S. during the COVID-19 pandemic relative to previous years.
October 2021 Technical Report | Report Summary

Travel in the United States Before and During the COVID-19 Pandemic
This research brief aims to quantify month-to-month changes in average daily travel from July 2019 through December 2020 using data from the AAA Foundation for Traffic Safety’s New American Driving Survey.
July 2021 Research Brief