Newby, BillNunn, Samuel2010-04-072010-04-072010-02http://www.policyinstitute.iu.edu/publicationDetail.aspx?PublicationID=639https://hdl.handle.net/2450/4630This issue brief describes how Indiana collision data were used to help direct traffic safety resources and ultimately respond to alcohol-impaired collisions in Marion County, Indiana. The brief provides an overview of impaired driving collisions in Indiana, and a description of collision data contained in the Indiana Automated Reporting Information Exchange System (ARIES). Also included is a synopsis of how the data were used to assist Marion County law enforcement agencies in conducting sobriety checkpoints.Traffic safetyDistracted drivingAlcoholBrief