Crollalanza theory of Shakespeare authorship "a cousin on his mother's side, who had died prematurely and had lived in Stratford like the rest of the Crollalanza family, whose name was roughly translated as Shakespear", but that his evidence for this is very indirect. In 2008 the Italo-Canadian literary editor Lamberto Tassinari published a 378 page book "Shakespeare? È il nome d'arte di John Florio", which makes a case, similar to Iuvara's, that both Shakespeare's fondness for Italian settings and his knowledge of Italy exceed what is credible for the historical William Shakespeare from Stratford. However in a public discussion in 2011 Tassinari insisted that the
The Plays of William Shakespeare him with the income and recognition that he needed. However, a full edition of Shakespeare would require a publisher to make a large commitment of time and money, so Johnson decided to begin by focusing on a single play, "Macbeth". Johnson began work on "Macbeth" to provide a sample of what he thought could be achieved in a new edition of Shakespeare. He got much of his information while working on the "Harleian Catalogue", a catalogue of the collection of works and pamphlets owned by Robert Harley, 1st Earl of Oxford and Earl Mortimer. He published this work, along with