Recent or noteworthy IIHS research is compiled here.
See our comprehensive bibliography for more on this or any other topic.

  • Drivers’ detection of roadside targets when driving vehicles with three headlight systems during high beam activation

    Reagan, Ian J.; Brumbelow, Matthew L.
    Accident Analysis and Prevention
    February 2017

  • High beam headlights: self-reported frequency of use, motivations for use, and opinions about advanced headlight technology

    Reagan, Ian J.; Cicchino, Jessica B.
    Insurance Institute for Highway Safety
    October 2016

  • The effects of rurality, proximity of other traffic, and roadway curvature on high beam headlamp use rates

    Reagan, Ian J.; Brumbelow, Matthew L.; Flannagan, Michael J.; Sullivan, John M.
    Traffic Injury Prevention (TIP)
    In press

  • Test track evaluation of headlight glare associated with adaptive curve HID, fixed HID, and fixed halogen low beam headlights

    Reagan, Ian J.; Frischmann, Tim; Brumbelow, Matthew L.

  • A survey of horizontal road curvature for fatal nighttime crashes

    Brumbelow, Matthew L.
    Proceedings of the 11th International Symposium on Automotive Lighting
    September 2015

  • Consumer safety information programs at IIHS

    Zuby, David S.
    Proceedings of the 24th International Technical Conference on the Enhanced Safety of Vehicles (CD-ROM)
    June 2015

  • On-road experiment to assess drivers’ detection of roadside targets as a function of headlight system, target placement, and target reflectance

    Reagan, Ian J.; Brumbelow, Matthew L.; Frischmann, Tim
    Accident Analysis and Prevention
    March 2015

  • Perceived discomfort glare from an adaptive driving beam headlight system compared with three low beam lighting configurations

    Reagan, Ian J.; Brumbelow, Matthew L.
    Procedia Manufacturing

  • Navigating toward zero fatalities: the role of NCAPs

    Nolan, Joseph M.; Karush, Sarah
    Journal of the Australasian College of Road Safety
    June 2014

  • Effects of daytime running lights on multiple-vehicle daylight crashes in the United States

    Farmer, Charles M.; Williams, Allan F.
    Accident Analysis and Prevention
    March 2002

  • Comment on Theeuwes and Riemersma's revisit of daytime running lights

    Williams, Allan F.; Farmer, Charles M.
    Accident Analysis and Prevention

  • The prospects of daytime running lights for reducing vehicle crashes in the United States

    Williams, Allan F.; Lancaster, Kimberli A.
    Public Health Reports
    May-June 1995

  • The effect of daytime running lights on crashes between two vehicles in Saskatchewan: a study of a government fleet

    Sparks, Gordon A.; Neudorf, Russell D.; Smith, Anne E.; Wapman, Kenneth R.; Zador, Paul L.
    Accident Analysis and Prevention

  • Fleet experience with daytime running lights in the United States

    Stein, Howard S.
    SAE Techical Paper Series 851239