; and (B) communities and social institutions generally, including individuals, families, and businesses within such communities and social institutions. (2) Matters included The study under paragraph (1) shall include— (A) a review of existing Federal, State, and local government policies and practices with respect to the extent and duration of the use of solitary confinement; (B) an assessment of the relationship between solitary confinement and correctional facility conditions, and existing monitoring, regulatory, and enforcement practices; (C) an assessment of the characteristics of prisoners and juvenile detainees most likely to be referred to solitary confinement and the effectiveness of various types of treatment or programs to reduce such likelihood; (D) an assessment of the impacts of solitary confinement on individuals, families, social institutions, and the economy generally; (E) an identification of additional scientific and social science research needed on the prevalence of solitary confinement in correctional facilities as well as a full assessment of existing literature; (F) an assessment of the general relationship between solitary confinement and mental illness; (G) an assessment of the relationship between solitary confinement and levels of training, supervision, and discipline of the staff of correctional facilities; and (H) an assessment of existing Federal and State systems for collecting and reporting the number and duration of solitary confinement incidents in correctional facilities nationwide. (3) Report (A) Distribution Not later than two years after the date of the initial meeting of the Commission, the Commission shall submit a report on the study carried out under this subsection to— (i) the President; (ii) the Congress; (iii) the Attorney General of the United States; (iv) the Secretary of Health and Human Services; (v) the Director of the Federal Bureau of Prisons; (vi) the Administrator of the Office of Juvenile Justice and Delinquency Prevention