What was needed was a literary theory which, while preserving the formalist bent of New Criticism, its dogged attention to literature as aesthetic object rather than social practice, would make something a good deal more systematic and 'scientific' out of all this. The answer arrived in 1957, in the shape of the Canadian Northrop Fryes mighty 'totalization' of all literary genres, Anatomy of Criticism .
Terry Eagleton (2011). “Literary Theory: An Introduction”, p.79, John Wiley & Sons