Texas Southern University is hosting a conference on The Criminal Justice System and Post Traumatic Stress Disorder (PTSD): The Impact on our Social Structure.
Here are some of the topics that will be discussed:
Who profits from the Prison System?
Criminal Justice System: The Rise of the American Prison Empire
The Prison subculture
And if you want to look at the medical aspects, a couple of articles of mine are instructive.
Heroin. About 70% of female heroin users were sexually abused as children.