Driver Behavior & Performance

Prevalence of Drowsy Driving Crashes: Estimates from a Large-Scale Naturalistic Driving Study

February 2018

The contribution of drowsy driving to motor vehicle crashes is notoriously difficult to quantify. This study examines in-vehicle video captured in a large naturalistic driving study to estimate the proportion of motor vehicle crashes that involve drowsy driving.

Driver Behavior & Performance

Crash Risk of Cell Phone Use While Driving: A Case- Crossover Analysis of Naturalistic Driving Data

January 2018

This report investigates the relationship between using a cell phone while driving and the risk of being involved in a crash by comparing cell phone use immediately prior to crashes versus during ordinary driving by the same drivers using in-vehicle video from a large naturalisti

Driver Behavior & Performance

Rates of Motor Vehicle Crashes, Injuries and Deaths in Relation to Driver Age, United States, 2014-2015

June 2017

This Research Brief presents updated data on crash risk using data on crashes from the US DOT in conjunction with data on driving mileage from the AAA Foundation's American Driving Survey.

Driver Behavior & Performance

2016 Traffic Safety Culture Index

February 2017

This report presents the results of our annual Traffic Safety Culture Index survey, providing data on the attitudes and behaviors of the American public with respect to key traffic safety topics.

Driver Behavior & Performance

Acute Sleep Deprivation and Risk of Motor Vehicle Crash Involvement

December 2016

This drowsy driving study quantifies a driver's relative risk of being involved in a crash in relation to the number of hours that they slept in the past 24 hours.