To update this thread, here are a couple of blog posts where Brandon has recently talked about his upcoming publication schedule:
1) the release date for A Memory of Light, part 1
http://www.brandonsanderson.com/blog/783/Reader-Mail-(Regarding-TGS-Release-Date)
2) some thoughts on other ''projects on his plate'
http://www.brandonsanderson.com/blog/784/Another-Long-Winded-Explanation-of-Various-ThingsPutting this together with information on Amazon (and a grain of salt), it looks like we could have a schedule that looks something like this:
October 1, 2009 - Alcatraz versus the Knights of Crystalia
November 3, 2009 - The Gathering Storm, aka A Memory of Light, part 1
November 2010 - A Memory of Light, part 2, aka Shifting Winds
2010 - Way of Kings, book 1
November 2011 - A Memory of Light, part 3
- Scribbler
- Dark One
- The Liar of Partinel, aka Dragonsteel
- additional novels in the Warbreaker, Mistborn, and Elantris universes
Anyone else have more or better information?
