THE GENERAL PURPOSE OF THE ORIGINAL STUDY WAS TO DEVELOP AND IMPLEMENT IMPROVED PROCEDURES FOR MAKING PAROLE DECISIONS. THE RESEARCHERS SOUGHT TO ESTABLISH RELATIVELY SIMPLE GUIDELINES FOR PAROLE DECISIONMAKING BY DEVELOPING SEQUENTIAL MODELS WITH THE HELP OF PAROLING AUTHORITIES IN NORTH CAROLINA, VIRGINIA, LOUISIANA, AND MISSOURI AND MATRIX MODELS IN CALIFORNIA, WASHINGTON, AND NEW JERSEY. THE SUPPLEMENTAL INFORMATION PROVIDED IN THIS VOLUME INCLUDES WORKING PAPERS ON PAROLE PREDICTION DEVELOPED FOR THE U.S. PAROLE COMMISSION, A TECHNICAL REPORT ON THE PREDICTION (RISK ESTIMATION) WORK PERFORMED FOR THE CLASSIFICATION FOR PAROLE DECISION POLICY (CPDP) PROJECT, AND ACCOMPANYING TABULAR DATA. SEE ALSO NCJ-44279. (KBL)