Well not quite, but his doppleganger (aka his son Christopher) has finished of The Children of Hurin for him and it should be published next year:
http://news.bbc.co.uk/1/hi/entertainment/5358880.stm
Mind you, if you've read Unfinished Tales then you'll already be familiar with the tale.
http://news.bbc.co.uk/1/hi/entertainment/5358880.stm
Mind you, if you've read Unfinished Tales then you'll already be familiar with the tale.