Reviewing what topics are covered in the literature criticism is helpful - but just skim for ideas at this point. Look to see what topics are covered but try not to focus on any one critical essay or academic journal at this stage- that's for later!
"Nothing so facilitates good writing as actually having something to say." T.S. Eliot
Source: "What Makes a Question Essential?" ASCD. ASCD, 2014. Web. 17 Nov. 2014.