This section is devoted to research documents that might be helpful to your highway safety planning and evaluation efforts. These documents are not designed for consumers and, therefore, are not available in large quantities. They will be of greatest use to highway safety professionals and organizers who need more technical information to design or evaluate their programs.

Art of Appropriate Evaluation is a tool for highway safety program managers who want to evaluate the effectiveness of their programs. The guide documents different kinds of evaluation and some key benefits of conducting evaluations. (May 1999, DOT HS 808 894, Item #5P0233)

Compendium of Traffic Safety Research Projects: 1987-1997 summarizes 10 years of projects dealing with human attitudes, behaviors and failures (motor vehicle crashes). The projects include research on drivers, passengers, pedestrians, bicyclists and motorcyclists and their role in traffic safety. This provides a good overview of NHTSA's current research program. (August 1997, DOT HS 808 599, Item #7P0082)

Horizontal Gaze Nystagmus: The Science and the Law is a resource guide for law enforcement, prosecutors and judges on horizontal gaze nystagmus as a component of NHTSA's Standardized Field Sobriety Testing Program. (1999, DOT HS 808 938, Item #5P0235)

Legislative History of Recent Primary Safety Belt Laws presents a legislative analysis of six jurisdictions that upgraded their safety belt use law from secondary to primary enforcement. (January 1999, DOT HS 808 833, Item #7P0116)

Marijuana, Alcohol and Actual Driving Performance determines the separate and combined effects of tetrahydrocannabinol (THC) and alcohol on driving. (1999, DOT HS 808 939, Item #7P0127)

Traffic Tech publications are two-page summaries of new NHTSA evaluations, traffic safety programs, or training programs. Traffic Techs are published as needed to alert NHTSA customers to new information available from NHTSA's traffic safety programs. They briefly describe the report or document and how to obtain it. Past and current Traffic Techs are available on the Web at: www.nhtsa.dot.gov/people/outreach/traftech. To be added to the mailing list, write to: Linda Cosgrove, Ph.D., Editor, Evaluation Staff, NHTSA, NTS-31, 400 Seventh Street, SW, Washington, DC 20590, fax 202-366-7096, or e-mail: lcosgrove@nhtsa.dot.gov.

Validation of Problem Drinking Screening Instruments for DWI Offenders summarizes the results of a validation study for five adult screening instruments in use for the preliminary screening of DWI offenders for problem drinking. (1999, DOT HS 808 881, Item #7P0123)