25 Incredibly Detailed Black And White Portraits of the Homeless by Lee Jeffries http://thumbpress.com/25-incredibly-detailed-black-and-white-portraits-of-the-homeless-by-lee-jeffries/
I'm a little sceptical of the legitimacy of this but it's a bunch of interesting art regardless. Artist draws self portraits after taking a huge variety of different prescription and illicit drugs. http://cultso.com/artist-takes-every-drug-known-to-man-draws-self-portraits-after-each-use/