tag:blogger.com,1999:blog-3245075755017108343.post2496925159471020966..comments2014-06-28T13:27:39.338-04:00Comments on A 21st Century Union: A defense of seniority?Mike McCabehttp://www.blogger.com/profile/08443642039862453888noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3245075755017108343.post-6130650718682739872010-12-10T01:43:34.921-05:002010-12-10T01:43:34.921-05:00Anyone who talks about teaching improving by four ...Anyone who talks about teaching improving by four percent is dealing with data at a level that does not translate into identifiable, actionable realities at the individual or school level. You might as well ask a child if he's four percent smarter, ask a lawyer if her legal acumen is 4% better, etc. There are qualities of good teaching and learning that we can agree upon and that we can assess. There is only minute overlap between that set of information and the information yielded by state tests. When we get to the heart of the matter of what we're looking for, then we can deal with the logical conundrum you address regarding the use of seniority as an imperfect proxy.David B. Cohenhttps://www.blogger.com/profile/08128297307421991852noreply@blogger.com