A few years ago, I pestered friendly Lollard scholars with a question which tended to flummox them slightly: how did English bishops know how to prosecute heretics? The broadest outlines of a reply had been sketched, in an article from 1936 by H. G. Richardson and another by Margaret Aston in 1993. In addition, Anne Hudson and J. A. F.
The medieval English parish was a fiendishly complex organism, whose intricacies become increasingly brain-frazzling as their microscopic analysis advances.