Before the First World War， traditional literary scholarship was isolated from society at large。 In the years following， a younger generation of critics came to the fore。 Their work represented a reaction to the impoverishment of language in a commercial， utilitarian society increasingly under the sway of film， advertising， and the popular press。 For them， literary criticism was a way of diagnosing social ills and had a vital moral function to perform。
 
Terry Eagleton reflects on the lives and work of T。 S。 Eliot， I。 A。 Richards， Walter Empson， F。 R。 Leavis， and Raymond Williams， and explores a vital tradition of literary criticism that today is in danger of being neglected。 These five critics rank among the most original and influential of modern times， and represent one of the most remarkable intellectual formations in twentieth-century Britain。 This was a period of change， experimentation， and the heyday of literary modernism—the bravura of which spurred on developments in critical theory。