Also read; http://www.saveservices.org/downloads/Why-DV-Programs-Fail-to-Stop-Abuse
I was taught in college that dotcom stats and publications aren't as valid as dotorg and dotedu sites; so here is one that i feel carries more weight than anything else, either of us has posted. http://vrfca.org/initiatives/domestic-violence/

Using the web to prove your theory you often forget that there is always going to be data out there that disproves your beliefs which is why your opinion is considered a theory. 
Companies in today's world are expected to comply with regulations that make the work place a safe environment, therefore they cannot use theory & hopes with regards to that requirement.  Services provided to specified groups are protected as best as possible, which is why a violent offender cannot work with children, the elderly/in-firmed, in hospitals, or as approved PCA's.  This debate began because you felt like I expected this kid to give up on life & I was only stating the obvious.