Teacher question: You wrote recently that it was a good idea to teach comprehension skills, but our school district says we shouldn’t, that it’s prior knowledge that matters. Do you know the baseball study? Have you read Natalie Wexler’s research? It is really difficult to trust research when everyone tells us something different. Shanahan response:  I feel your pain. There are research results and there are interpretations of research results. What research has been done, what these studies have found, and whether these studies were any good shouldn’t be point...