Rex thankfully has pointed us at a piece of software written by his friend John Burton:
The program knows more about demographics than I do (the intricacies of birth spacing, for instance) and, most critically for me, the program understands the distinction between residence and descent, so you can do genealogical work that integrates with a regular household census. Perfect those pesky societies—which is to say every society—where people move around and live in different places. […]
Read more about the program in ↑Rex’s post on Community Express 2.0 over at ↑Savage Minds. Then download it from ↑communityexpress.info—as I will do in a second. Maybe it even will untangle my weirdo census data of a modding-community?