I wrote "Building contextual relevance through faceted classification" as a heading in a document I am writing for updates to a client's website, and it made sense to me. But implementation is another issue with this sort of thing. I'm reading a bit more to help me think this through. I am less concerned with the UI navigation aspect that this design pattern discusses, and more with the cross-section linking of relevant information.

Been brushing up on some Information Architect knowledge – came across this paper from 2004 discussing Topic Maps and comparing them to more 'traditional' organisation methods. This was a good overview and revision of some of these techniques.