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Research Studies: Summaries and Reports

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Studies published prior to 1994 may be requested at:

Department of Motor Vehicles
Research and Development Branch
2415 1st Ave., Mail Station: F-126
Sacramento, CA 95818
(916) 657-5768

Driver Education And Training Studies - Summaries (1961 - present)

Reports (1994 - present)

157 Evaluation of Mature Driver Improvement Program Home- Study Courses. Berube (12/95)
203 Effectiveness of Home - Study Driver Education Compared to Classroom Instruction: The Impact on Student Knowledge, Skills, and Attitudes. Masten & Chapman (4/03)
212 Enhancing the Alcohol and Drugs ComponentOf the Statewide Driver Education Curriculum Rogers (9/04)

Driver Licensing Screening Studies - Summaries (1961 - present)

Reports (1994 - present)

148 Evaluation of California's Commercial Driver License Program. Hagge & Romanowicz (3/95)
149 An Evaluation of California's Commercial Driver License Drive Test. Clarke (5/95)
150 The California Driver Performance Evaluation Project: An Evaluation of a New Driver Licensing Road Test Hagge (6/94)
151 The California Driver Performance Evaluation Project: An Evaluation of a Current Driver Licensing Road Test Shumaker (8/94)
152 Vision Testing of Renewal Applicants: Crashes Predicted when Compensation for Impairment is Inadequate. Hennessy (6/95)
154 An Evaluation of the Validity of California's Driving Performance Evaluation Road Test. Romanowicz & Hagge (8/95)
160 Evaluation of California's Special Drive Test Program. Hagge (9/95)
173 Evaluation of the Class C Driver License Written Knowledge test Master (1/98)
174 Evaluation of the Redesigned DL44 Driver License Application Form Masten (3/98)
176 Preliminary Evaluation of the Referral Driving Performance Evaluation Program Masten (5/98)
177 Evaluation of the Referral Driving Performance Evaluation Program: Follow-up Report. Masten (5/98)
178 Evaluation of the Delegated Drive Test Pilot Program: Technical Appendix. Masten (12/98)
181 Evaluation of the Impact of California's Driving Performance Evaluation Road Test on Traffic Accident and Citation Rates. Gebers, Romanowicz & Hagge (12/98)
182 California's Negligent -Operator Treatment Evaluation System, 1976-1995 (An Overview of Findings & Program Improvements) Pec & Healey (8/95)
205 Evaluation of California's Graduated Driver Licensing Program. Masten & Hagge(5/03)
215 Clearing a Road to Driving Fitness by Better Assessing Driving Wellness: Development of California's Prospective Three-Tier Driving-Centered Assessment System. David F. Hennessy & Mary K. Janke (9/05)
225 Statewide Evaluation of the Commercial Drivers License Written Knowledge Tests Wu & Brar (3/08)
226 Evaluation of the Spanish Class C Driver License Written Knowledge Tests Brar (4/08)

Effectiveness Studies On Improvement And Control Of Deviant Drivers - Summaries (1961 - present)

Reports (1994 - present)

142 The Relationship Between Drug Arrests and Driving Risk. Marowitz (1/94)
146 An Evaluation of the Effectiveness of California Drinking Driver Program. DeYoung (1/95)
147 Knowledge and Attitude Change and the Relationship to Driving Performance Among Drivers Attending California Traffic Violator School. Gebers (2/95)
158 The General Deterrent Impact of California's 0.08% Blood Alcohol Concentration Limit and Administrative Per Se License Suspension Laws Volume 1. Rogers (9/95)
167 The Specific Deterrent Impact of California's 0.08% Blood Alcohol Concentration Limit and Administrative Per Se License Suspension Laws Volume 2. Rogers (1/97)
187 Using Traffic Conviction Correlates to Identify High Accident-Risk Drivers. Gebers & Peck (6/00)
189 Feasibility of a Statewide Vehicle Impoundment Database. DeYoung (1/01)
195 An Evaluation of the Implementation of Ignition Interlock in California. DeYoung (5/02)
199 Application of Behavior Change Theory to the Development of an Enhanced California Negligent Operator Treatment and Evaluation System. Roberts (11/02)
209 Characteristics of Negligent Operators in California. Gebers & Roberts (5/04)
210 An Evaluation of the Effectiveness of Ignition Interlock in California. DeYoung (9/04)
217 An Evaluation of the Effectiveness of Ignition Interlock in California – Technical Report DeYoung, Tashima, & Masten (9/05)

Basic Research And Methodological Studies: Driver Performance, Accident Etiology, Prediction Models, And Actuarial Applications - Summaries (1961 - present)

Reports (1994 - present)

144 An Inventory of California Driver Accident Risk Factors. Gebers & Peck (8/94)
166 Exploratory Multivariable Analyses of California Driver Record Accident Rates. Gebers (5/97)
183 Strategies for Estimating Driver Accident Risk in Relation to California's Negligent-Operator Point System. Gebers (7/99)
186 Development of a Conceptual Integrated Traffic Safety Program Identification Database. Choate (12/99)
190 Medical Conditions and Other Factors in Driver Risk. Janke (5/01)
192 Development of a Driver License Application Management Information System. Gebers (1/02)
200 An Examination of the Characteristics and Traffic Risk of Drivers Suspended/Revoked for Different Reasons. Gebers & DeYoung (11/02)
202 Development and Evaluation of a Risk Management Strategy for Reducing Crash Risk. Gebers & Peck (3/03)
204 Inventory of California Driver Accident Risk Factors. Gebers (10/03)

Driver Licensing/Control Systems And Safety Management Studies - Summaries (1961 - present)

Reports (1994 - present)

191 2002 Annual Report of the California DUI Management Information System. Tashima & Helander (1/02)
197 DUI Countermeasures in California: What Works and What Doesn't, with Recommendations for Legislative Reform. Helander (9/02)
198 2003 Annual Report of the California DUI Management Information System. Tashima & Helander (1/03)
206 2004 Annual Report of the California DUI Management Information System. Tashima & Helander (1/04)
211 2005 Annual Report of the California DUI Management Information System. Tashima & Helander (1/05)
220 2006 Annual Report of the California DUI Management Information System Tashima & Oulad Daoud (1/06)
222 2007 Annual Report of the California DUI Management Information System Tashima & Oulad Daoud (1/06)
224 2008 Annual Report of the California DUI Management Information System (PDF) Tashima & Oulad Dauod (1/08)

Studies On Special Driver Populations - Summaries (1961 - present)

Reports (1994 - present)

  Teen and Senior Driver  
156 Age-Related Disabilities that May Impair Driving and Their Assessment. Janke (7/94)
162 Predicting DUI Recidivism. Volume 1: Blood Alcohol Concentration and Driver Record Factors. Marowitz (5/96)
163 Evaluation of the Traffic Safety Risk of Bioptic Telescopic Lens Drivers. Clarke (3/96)
164 Predicting DUI Recidivism. Volume 2: The Incremental Utility of Non-Driver Record Factors. Marowitz (7/96)
168 Teen and Senior Drivers. Prepared by Calif. DMV and Beverly Foundation Aizenberg (12/97)
171 An Evaluation of the Specific Deterrent Effect of Vehicle Impoundment on Suspended, Revoked and Unlicensed Drivers in California. DeYoung (11/97)
180 Evaluation of the General Deterrent Effect of Vehicle Impoundment on Suspended or Revoked Drivers in California. DeYoung (12/98)
194 Teen and Senior Drivers Janke, Masten, McKenzie, Gebers & Kelsey (7/03)
207 Teenage Driver Risks and Interventions. Masten (1/04)
213 Pilot Educational Outreach to High-Risk Elderly Drivers Kelsey & Janke (3/05)

Miscellaneous Studies And Reports - Summaries (1961 - present)