Teacher turnover rate poses challengesOur schools are facing a revolving door of teachers. This year, the Alliance for Excellent Education reported a national teacher turnover rate of about 20 percent compared to 9 percent in 2009. Once viewed as an honorable profession where one could impact young lives, many teachers feel overwhelmed by an endless list of new demands. Add a few of these brazen class killers to the mix. To increase support for teachers early in their careers and empower those with experience, the Brevard Federation of Teachers worked jointly with the district office on a grant proposal. The National Education Association, with more than 3 million members, offers grants to foster "Great Public Schools."