Shakespeare, we know, was a deft hand with the words but not much of a plot guy. So besides lifting scenarios from Plutarch, Holinshed, and the classics, it made total sense for him to work with collaborators in devising plays with public-pleasing story arcs, shaped by the revisions and additions of multiple authors like Fletcher, Middleton, and Kyd.
None of them were any great shakes as dramatists, but their product could be relied on to generate boffo profits. And who wants to say no to boffo profits? That question frames the dilemma of two 20th-century writers who functioned as an extremely successful team. As was famously the case with Gilbert and Sullivan, one collaborator came to loathe what he was doing and ultimately channeled that hostility towards the other partner, who responded in kind. More… “The Case of the Two-Headed Author”