How for-profit prisons have become the biggest lobby no one is talking about

"With the growing influence of the prison lobby, the nation is, in effect, commoditizing human bodies for an industry in militant pursuit of profit."

http://www.washingtonpost.com/posteverything/wp/2015/04/28/how-for-profit-prisons-have-become-the-biggest-lobby-no-one-is-talking-about/