Rating System for Rollover Resistance -- The National Academies -- Preface -- 2002 Executive Committee -- Executive Summary -- Introduction -- National Highway Traffic Safety Administration's Initiatives on Rollover -- NHTSA's Star Ratings for Rollover Resistance -- Consumer Information on Motor Vehicle Safety -- Study Approach and Organization of Report -- Vehicle Dynamics -- Background -- Static Measures of Rollover Propensity -- Need for Dynamic Testing -- Dynamic Testing: Features and Challenges -- Findings and Recommendation -- Statistics and Data Analysis -- Rollover Crash Data -- Background and Notation -- Statistical Models -- Scenario Effects -- Nonparametric Model -- Rollover Curve and Star Rating System -- Findings and Recommendations -- Consumer Information -- Practicality and Utility of NHTSA's Rollover Resistance Ratings -- Availability and Use of NHTSA's Rollover Resistance Ratings -- Future Approaches -- Findings and Recommendations -- Summary, Major Findings, and Recommendations for a Future Approach -- Context -- Static Stability Factor -- NHTSA's Star Ratings for Rollover Resistance -- Recommendations for a Future Approach -- Appendixes -- A Congressional Request for Study -- B Committee Meetings and Other Activities -- C Supplementary Statistical Results -- D Rollover Information from NHTSA's Website -- Study Committee Biographical Information.