I clicked on your link and it just took me to a website and i found this thing. It is an interesting concept i think that if they really did this with drug addicts it would have been more interesting.
http://www.featureshoot.com/2012/11/portraits-before-and-after-drug-abuse/?utm_source=scribol.com&utm_medium=referral&utm_campaign=scribol.com
still interesting though