Research

Expectations and Understanding of Advanced Driver Assistance Systems among Drivers, Pedestrians, Bicyclists, and Public Transit Riders

Emerging Technologies

Expectations and Understanding of Advanced Driver Assistance Systems among Drivers, Pedestrians, Bicyclists, and Public Transit Riders

The current study examines the perceptions, understanding and expectations of other road users (bicyclists, pedestrians, transit riders) regarding current advanced driver assistance systems (ADAS), as well as more highly automated future technologies.

June 2021 Technical Report | Report Summary

New American Driving Survey: Updated Methodology and Results from July 2019 to June 2020

Driver Behavior & Performance

New American Driving Survey: Updated Methodology and Results from July 2019 to June 2020

The New American Driving Survey collects and examines national-level data on the driving habits and patterns of the American public, in response to the need for driving exposure information in quantifying traffic risks.

April 2021 Technical Report | Report Summary

Users’ Trust in and Concerns about Automated Driving Systems

Emerging Technologies

Users’ Trust in and Concerns about Automated Driving Systems

This brief examines people’s trust and potential adoption of automated vehicles (AVs). It also assesses how people’s concerns about different levels of AVs differ in relation to their degree of trust in AVs to prevent crashes.

April 2021 Research Brief

Fatal Wrong-Way Crashes on Divided Highways

Driver Behavior & Performance

Fatal Wrong-Way Crashes on Divided Highways

This brief explores fatal wrong-way crashes and factors associated with these incidents.

March 2021 Research Brief

A Pilot Sentinel Surveillance System for Drug Use by Drivers in Crashes—Lessons Learned and Recommendations

Driver Behavior & Performance

A Pilot Sentinel Surveillance System for Drug Use by Drivers in Crashes—Lessons Learned and Recommendations

This research brief describes the pilot testing, related lessons learned, and barriers encountered in the development and implementation of a sentinel surveillance system for drug use by drivers in crashes.

March 2021 Research Brief // Guidebook

Driver’s Mental Models of Advanced Vehicle Technologies: A Proposed Framework for Identifying and Predicting Operator Errors

Emerging Technologies

Driver’s Mental Models of Advanced Vehicle Technologies: A Proposed Framework for Identifying and Predicting Operator Errors

This project proposes a framework for identifying and predicting operator errors when using advanced vehicle technology, such as active driving assistance systems. This research also examined the reporting of system limitations by automobile manufacturers.

February 2021 Technical Report | Report Summary

Impact of Speeds on Drivers and Vehicles – Results from Crash Tests

Roadway Systems & Drivers

Impact of Speeds on Drivers and Vehicles – Results from Crash Tests

This study examines how vehicle crashworthiness and occupant protection degrade as impact speeds increase. The results and implications in this report provide valuable information for those who advocate for safety considerations when setting maximum posted speed limits.

January 2021 Technical Report | Report Summary

Identifying Policy Approaches to Extending the Safe Mobility of Older Adults

Vulnerable Road Users

Identifying Policy Approaches to Extending the Safe Mobility of Older Adults

The objective of this project was to examine effective policies and practices in driver licensing of older and medically at-risk drivers and offer practical guidance to driver licensing officials and policymakers.

January 2021 Technical Report | Report Summary

Examining the Increase in Pedestrian Fatalities in the United States, 2009–2018

Vulnerable Road Users

Examining the Increase in Pedestrian Fatalities in the United States, 2009–2018

This research examines the increase in pedestrian fatalities from 2009 to 2018 through analysis of changes in the presence of certain pedestrian, driver, vehicle, and environmental factors.

January 2021 Research Brief

Effects of Hearing Impairment on Driving Exposure and Patterns Among a Large Cohort of Older Drivers: AAA LongROAD Study

Vulnerable Road Users

Effects of Hearing Impairment on Driving Exposure and Patterns Among a Large Cohort of Older Drivers: AAA LongROAD Study

This brief examines the effects of hearing impairment, alone and in combination with cognitive and/or visual impairment, on the driving exposure and patterns of older drivers.

December 2020 Research Brief