Doug Lemov's field notes

E.D. Hirsch had a fascinating piece over at the Gadfly blog this morning. (Who’d expect anything else?) http://www.edexcellence.net/blog-types/common-core-watch His argument is that linking gains in ELA to an individual teacher, especially a Reading or English teacher, is unfair, be cause reading scores, to Hisrsch, are a proxy measure of background knowledge and building background knowledvge is…