By Slate 10/22/2012
“…Over the long term, however, protective orders appear to work very well. Permanent protective orders decrease the incidence of domestic abuse by 80 percent over the course of a full year following the initial abuse. …”
Read the entire article: http://www.slate.com/articles/news_and_politics/explainer/2012/10/wisconsin_spa_shooting_do_restraining_orders_work.html