It’s hard to think of a profession other than teaching about which everybody thinks they are an expert, the Washington Post reports. It’s often said that is so because just about everybody in the United States has gone to school at some point in their lives . It’s also true that just about everybody has gone to a doctor, yet medical professionals aren’t deluged with advice from businesspeople and hedge fund managers and insurance executives about how to diagnose and treat illnesses. Whatever the reasons, here’s an example of business folks issuing a declaration of sorts detailing exactly how they want Congress to rewrite No Child Left Behind, even down to the way that teachers ought to be evaluated…