The Atlantic reports that the recent public school test-cheating scandals in Atlanta and Washington D.C. are insidious not only in their impact on their own communities, but also in feeding a broadly held misperception that urban school districts are beyond salvaging. Reports suggesting progress in any city are now more likely to be dismissed out of hand as the product of selective data collection or outright misconduct. That’s what makes the case of Cincinnati, Ohio, so interesting and instructive…