The obsession with Rank

steamboat28 wrote: ...understanding why they were chosen, why those two authors' work is so important to Jediism, would make a damn fine loading-screen pointer.

I could be wrong but I was under the impression, at least in Campbell's case, that a lot of their work inspired George Lucas when creating the Jedi from Star Wars, which in turn inspired Jediism as we know it today. I would assume that is why their work is so important to Jediism.