They are probably waiting to see how the Drizzt book does. Probably the best way to get more novels is to write to the publisher with proof that you preordered this book, and name ONE author and/or Realms character you would like to see them add. Any more than one author/character and it will...
I posted the info to a fan group Salvatore is a part of. An hour later, the admins contact me and tell me they've just spoken to Salvatore, and they are taking the post down because he says "contracts haven't been signed yet" and they also don't want to step on the release of "Child of a Mad...