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NIJ is requesting proposals to replicate previous findings and conduct original research extending data from the National Archive of Criminal Justice Data (NACJD). NACJD houses quantitative and qualitative data from NIJ-funded research and provides online access to downloadable, machine-readable (SPSS, SAS, or ASCII) files as well as data dictionaries, study abstracts and, in limited cases, MapInfo or ESRI geographic data. The archive is maintained by...