Karen Reeds is interested in information about "houses, shelters, buildings, construction methods... using paper as the primary material" for a housing project for homeless people in Trenton, as part of ScienceMentors 1:1 in Trenton, New Jersey.
Karen, in a couple of occasions members have mentioned the project Cardborigami through the mailing list. Might that be what you remember seeing? Here's the projects URL: http://www.cardborigami.org/ Gerardo gerardo(a)neorigami.com