Looks like I let the old thread go so long that it is beyond necroing. That actually works I suppose as the past few months have seen quite a bit of change in the project. I have learned quite a bit and even struck off in a different direction than before.
http://www.checkmarkgames.com/2013/02/turn-based-strategy-game-ai-part-9.html
Also, instead of watching a video of the AI as in prior installments, you can try your hand at the AI yourself. A playable copy of the game can be downloaded from:
http://www.checkmarkgames.com/p/shattered-throne.html