August 7, 2018|Volume 53, Number 4

Special Issue: autonomous vehicles

Evaluating autonomy IIHS examines driver assistance features in road, track tests

On-road and track tests of adaptive cruise control and active lane-keeping show performance can be inconsistent in typical driving situations.

Status Report, published periodically, is a newsletter covering research and topics in the highway safety field. New issues are published in their entirety online and are available in print via subscription. To subscribe, email

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Recent issues

May 8, 2018 |Volume 53, Number 3

On foot, at riskStudy highlights rising pedestrian deaths, points toward solutions

Pedestrian deaths have jumped 46 percent since 2009. The increase has been mostly in cities and suburbs, away from intersections, on arterial roads and in the dark.

Subaru crash avoidance system cuts pedestrian crashes

Subaru's dual-camera crash avoidance system has cut the rate of likely pedestrian-related insurance claims by 35 percent, HLDI found.

Insurance payouts still rising for motorcyclist injuries under Michigan's weak helmet law

The average claim payment for injuries to motorcyclists has risen 40 percent since Michigan weakened its helmet law six years ago.

March 29, 2018 |Volume 53, Number 2

Locking out impaired drivingLaws that require interlocks for all DUI offenders save lives

Two new IIHS studies bolster the case for expanded use of alcohol interlocks.

Roadside survey finds changes in pot use, attitudes after legalization

Drivers surveyed during the daytime in Washington were more likely to test positive after the state legalized recreational sales of marijuana than before.

February 22, 2018 |Volume 53, Number 1

Back stopRear crash prevention ratings aim to cut parking lot collisions

The first round of rear autobrake tests yields two superior and four advanced ratings.

Park assist helps drivers avoid backing crashes

Rear autobrake bundled with rear parking sensors and a rearview camera can cut backing crash rates by more than 75 percent, new IIHS research shows.

Panoramic roofs contribute to higher glass claims

More glass leads to more frequent and more expensive glass claims. Glass losses under comprehensive insurance are higher for vehicles that have panoramic roofs, HLDI has found.