I finally received my copy of Threat Modeling today! Can't wait to read it ...
Thumbing through, there is a mixture of theory and practical examples (a couple of very good case studies).
Update: The Threat Modeling Tool at MSDN has been updated. Get it here: http://www.microsoft.com/downloads/details.aspx?FamilyID=62830f95-0e61-4f87-88a6-e7c663444ac1&displaylang=en