Stalin's Paranoia

http://en.wikipedia.org/wiki/Joseph_Stalin
http://www.johndclare.net/Russ12.htm
http://www.spartacus.schoolnet.co.uk/RUSstalin.htm
http://www.bbc.co.uk/history/historic_figures/stalin_joseph.shtml
http://www.pbs.org/redfiles/bios/all_bio_joseph_stalin.htm
http://wiki.answers.com/Q/Did_Joseph_Stalin_have_paranoia

Articles
http://www.dailymail.co.uk/news/article-1379479/Brain-illness-Stalin-paranoid-ruthless-dictator-doctor-said.html
http://www.revleft.com/vb/did-stalins-paranoia-t151914/index.html