 His role in English Catholic life was caricatured by the hostile Jesuit Robert Pugh in terms of the "Blackloist Cabal", a group supposed to include also Kenelm Digby, Peter Fitton, Henry Holden, and John Sergeant.In fact the Old Chapter was controlled by a Blackloist faction, in the period 1655 to 1660.He wrote around 40 theological works, around which the "Blackloist controversy" arose, taking its name from his alias Blackloe (Blacklow, Blacloe).