PRACTICE AREAS Scientific reviews and methodological research. Behavioral Health DSG’s Behavioral Health Practice is devoted to improving knowledge, policy, practice, and access to treatment. Our research scientists and consultants have broad experience. Justice DSG’s Justice Practice is devoted to reducing and preventing all forms of crime and violence, as well as improving outcomes for juveniles and adults who come in contact with the justice system. Education DSG’s Education Practice is devoted to promoting education excellence and equity through rigorous research and evaluation of programs and policies, and training and technical assistance.