[Hugh Jim Bissel]

Originally Posted by larryrose11

Here is the short of it: you need to seal the living space from the non-living space. This was done by creating an air channel between each stud

Thats what I was thinking too, putting another set of studs on the rafters (though that would be a short circuit like Larryrose was saying, so keep them separated if you can) so between the rafters is airspace, and between the new studs is insulation.