Literary Lenses! You will learn how to apply interdisciplinary theories and cultural contexts to literature.
Here are books that will give you a jump start to understanding them:
Feminist Literary Theory and Criticism: A Norton Reader by 
The Cambridge Companion to Literature and Religion by 
The Cambridge Introduction to Jane Austen, 2nd ed. by 
A Companion to Jane Austen 
The Cambridge Companion to the Sonnet by 
