Comparing how segregation in prisons is operated in 4 different countries

Description research the relationship between the segregation of offenders in an institutional environment. The countries include Canada, the United States of America, the United Kingdom and Ghana. Research the similarities and differences in each prison system in different countries. Find out how the different laws surrounding segregation affect the offenders in prison surrounding their physical and mental health. Also would like to look into how police brutality in prisons results in segregation amongst prisoners.