According to Random.org, the winner of the awesome giveaway is:

Comment #20: Dan the Music Master!

Dan, send me an email at pianoteacherblog{at}yahoo{dot}com with your address, so your copy of Mozart’s Sonatas and Fantasies can be shipped to you!

And to everyone who didn’t win, you’ll get a chance for another giveaway.  Check back later today for the announcement!