8. The method of claim 1 , wherein the informational text scoring model and the literary text scoring model comprise metrics that include one or more of syntactic complexity, semantic difficulty, degree of academic style, and text cohesion.
12. The method of claim 8 , wherein text cohesion is determined based upon factors from the group consisting of referential cohesion, causal cohesion, connective non-causal cohesion, and thematic continuity.