Research

Examining the Safety Benefits of Partial Vehicle Automation Technologies  in an Uncertain Future

Emerging Technologies

Examining the Safety Benefits of Partial Vehicle Automation Technologies in an Uncertain Future

Advanced driver assistance systems will prevent crashes and save lives. However, many factors will influence the size of the benefits and how quickly they accrue. This report estimates how many crashes, injuries, and deaths these systems will prevent over the next 30 years.

August 2023 Technical Report | Report Summary

Human-Machine Interfaces and Vehicle Automation: The Effect of HMI Design on Driver Performance and Behavior

Emerging Technologies

Human-Machine Interfaces and Vehicle Automation: The Effect of HMI Design on Driver Performance and Behavior

The purpose of this study was to examine driver responses to two different human-machine interfaces, which consisted of different auditory and visual warning messages and timing, designed for different automated driving levels and scenarios.

July 2023 Technical Report | Report Summary

A Multi-Site Examination for the Impact of Changes in Posted Speed Limit on Traffic Safety

Roadway Systems & Drivers

A Multi-Site Examination for the Impact of Changes in Posted Speed Limit on Traffic Safety

This study examined the effects of posted speed limit changes on traffic safety by conducting before-and-after assessments using crash and speed data from multiple sites.

July 2023 Research Brief

Change in Mental Models of ADAS in Relation to Quantity and Quality of Exposure

Emerging Technologies

Change in Mental Models of ADAS in Relation to Quantity and Quality of Exposure

This longitudinal driving simulator study assesses how exposure to different amounts and types of edge-case events influence the development and accuracy of drivers’ understanding of vehicle automation.

June 2023 Technical Report | Report Summary

Perceptions and Attitudes Towards Automated Vehicles, United States, 2021: Examining the Alignment Between Preferences for Adoption and Perceived Safety

Emerging Technologies

Perceptions and Attitudes Towards Automated Vehicles, United States, 2021: Examining the Alignment Between Preferences for Adoption and Perceived Safety

This study examined how well people’s attitudes regarding automated vehicles adoption were aligned with their perceptions of the safety of driving or riding in automated vehicles.

May 2023 Research Brief

Strategies to Educate the Public and Correct Misunderstandings About Cannabis Use and Impaired Driving

Ongoing Research

Strategies to Educate the Public and Correct Misunderstandings About Cannabis Use and Impaired Driving

with the University of California, San Diego

Project Synopsis

State of Knowledge on Cannabis: Pharmacology and Public Health Risks

Ongoing Research

State of Knowledge on Cannabis: Pharmacology and Public Health Risks

Project Synopsis

Strategies to Educate the Public and Correct Misunderstandings About Cannabis Use and Impaired Driving

Ongoing Research

Strategies to Educate the Public and Correct Misunderstandings About Cannabis Use and Impaired Driving

with the Pacific Institute for Research and Evaluation

Project Synopsis

Developing a Near-Miss Reporting System for Roadside Responders

Ongoing Research

Developing a Near-Miss Reporting System for Roadside Responders

Project Synopsis

Training on ADAS: Developing Effective Training that Drivers Will Use

Ongoing Research

Training on ADAS: Developing Effective Training that Drivers Will Use

Project Synopsis