Identified "best practices" for cross-system youth collaboration focus on data integration for coordinated assessment, and case management. Specifically, the best practices are: early identification of dual involvement, improved information sharing across child welfare and juvenile justice systems and use of coordinated case supervision across juvenile justice and child welfare systems were identified as best practices in developing cross-system collaboration for youth, as identified by researchers supported by the Office of Juvenile Justice and Delinquency Prevention (OJJDP). Eleven best practices were identified for dual system youth and an associated Best Practices Rubric was developed for systems to assess their . . .