style="overflow: hidden; color: #000000; background-color: #ffffff; text-align: left; text-decoration: none; border: medium none;">Thirty years ago, Terry Eagleton published what would become one of the best-selling books in the history of criticism. Literary Theory was an introduction to the obscure – and often obscurantist – thinkers who had revolutionised the study of literature since the days of Matthew Arnold and FR Leavis.