Despite all the solid, readily available information on the passive voice, there remains a great deal of misinformation and confusion about it. This confusion, far from being limited to non-specialists, pervades professional circles too – journalists, for example, but also journalism professors and authors of writing manuals.
A case in point is Essential English: For Journalists, Editors and Writers by Sir Harold Evans. First published as Newsman’s English in 1972, book one of a five-volume manual of newspaper writing and design, it was fully revised by Crawford Gillan and published by Pimlico in 2000, also incorporating book three, News Headlines (1974).
Essential English first wades into the passive-voice swamp in Chapter 2, in a section titled ‘Be Active’: