Research

Summary of LongROAD Research on Older Drivers from the AAA Foundation for Traffic Safety: 2017–2025

Vulnerable Road Users

Summary of LongROAD Research on Older Drivers from the AAA Foundation for Traffic Safety: 2017–2025

This brief provides a summation of the 24 AAA LongROAD research briefs published to date, which investigated different aspects of participants’ driving habits and safety. The brief concludes with a list of actionable recommendations gleaned from the existing body of work.

October 2025 Research Brief

Slow Down, Move Over Laws: Investigating Factors Influencing Drivers’ Behavior and Compliance

Driver Behavior & Performance

Slow Down, Move Over Laws: Investigating Factors Influencing Drivers’ Behavior and Compliance

Stranded motorists and the emergency responders who help them face significant risks at the roadside. Slow Down, Move Over laws seek to protect them. This research seeks to identify ways to promote safer driving behaviors and compliance with these laws.

October 2025 Technical Report | Report Summary

Social and Infrastructure Factors Shaping Road Safety: A Multi-Level Analysis of Crashes in Ohio, Texas, and Washington

Vulnerable Road Users

Social and Infrastructure Factors Shaping Road Safety: A Multi-Level Analysis of Crashes in Ohio, Texas, and Washington

This study examined social and infrastructure factors to recommend strategies for improving traffic safety using Ohio, Texas and Washington as case studies.

October 2025 Technical Report | Report Summary

Examining Traffic Safety across Communities: A National Perspective and Case Studies in Arizona, Maryland, North Carolina, and Oregon

Vulnerable Road Users

Examining Traffic Safety across Communities: A National Perspective and Case Studies in Arizona, Maryland, North Carolina, and Oregon

This project identifies factors contributing to inequities in traffic safety and provides practical recommendations to mitigate disparities where they exist and improve traffic safety across communities.

October 2025 Technical Report | Report Summary

Aggressive Driving and Road Rage

Driver Behavior & Performance

Aggressive Driving and Road Rage

This report explores drivers’ experiences of aggressive driving and road rage conveyed in focus group discussions and provides data on the prevalence of self-reported aggressive driving and road rage behaviors based on a survey of a representative sample of U.S. drivers.

September 2025 Technical Report | Report Summary

Roadside Service Vehicles: Effects of Work Light Glare on Worker Safety

Ongoing Research

Roadside Service Vehicles: Effects of Work Light Glare on Worker Safety

Project Synopsis

Prevalence of Drowsy & Distracted Driving While Using Partial Driving Automation

Ongoing Research

Prevalence of Drowsy & Distracted Driving While Using Partial Driving Automation

Project Synopsis

Driving with Partial Driving Automation Systems: Developing Effective Training that Drivers Will Use

Emerging Technologies

Driving with Partial Driving Automation Systems: Developing Effective Training that Drivers Will Use

Technologies that partially automate some aspects of driving are becoming more common, but most drivers receive little if any training about them. This project sought to determine how to maximize the likelihood that drivers would engage with training about these technologies.

May 2025 Technical Report | Report Summary

Driving While Impaired: Individual, Social, and Contextual Factors that Impact Drivers’ Decisions

Ongoing Research

Driving While Impaired: Individual, Social, and Contextual Factors that Impact Drivers’ Decisions

Project Synopsis

Effects of Training Content and Approach on Drivers’ Understanding of and Performance with Advanced Driver Assistance Systems

Emerging Technologies

Effects of Training Content and Approach on Drivers’ Understanding of and Performance with Advanced Driver Assistance Systems

Advanced driver assistance systems have the potential to make driving safer and more comfortable, but it is important for drivers to understand them and use them safely. This report examines how training influences drivers’ understanding of and performance with these systems.

May 2025 Technical Report | Report Summary