The good news about the Common Core State Standards: They emphasize writing convincing arguments about issues that matter, clear and comprehensive informational texts that can do meaningful work in the world, and compelling narratives. The bad news: Traditional approaches to teaching writing aren't enough to meet these new standards. The…

If first language is rational in the sense that acquisition produces an end-state model of language that is a proper reflection of input and that optimally prepares speakers for comprehension and production, second language is usually not. This paper considers the apparent irrationalities of L2 acquisition, that is the shortcomings where input…