I.M. guitar master Bert Jansch (1943-11-03 > 2011-10-05). Didn't die of an overdose. Incidentally, "Blues run the game" (also covered by Nick Drake) was originally written & recorded by Jackson C. Frank.
http://www.bertjansch.com/
http://workandworry.com/?p=995
http://en.wikipedia.org/wiki/Bert_Jansch
http://www.dragcity.com/artists/bert-jansch
http://www.guardian.co.uk/music/2011/oct/05/bert-jansch
http://www.bbc.co.uk/news/entertainment-arts-15179959
http://www.mojo4music.com/blog/2011/10/bert_jansch_a_tribute.html
http://www.mojo4music.com/blog/2011/10/farewell_bert_jansch_1943_2011.html
http://www.telegraph.co.uk/culture/music/music-news/8808301/Bert-Jansch-guitar-wizard-dies-aged-67.html