Crozier v Wishart & Company Limited and Western Printing Services Ltd [1936]    Discovery – Interrogatories – Libel – Author not a party – Printer’s information as to state of
author’s mind at date of publication.
The plaintiff sued for libel the printers and publishers of a book containing what he alleged to
be matter defamatory of him, but did not join the author as a defendant. He sought to
interrogate the defendant as to the information possessed by the author which had induced the
author to believe that the expressions of opinion contained in the matter complained of
(which the defendants pleaded were fair comment) were true.