Every night here at the Bangkok Post, when reporters on the ground and at the News Desk are at home or enjoy their night outing, there are a handful of staffs at the News Desk who are the last to leave the office. Their jobs are checking, in many occasions double-checking and sometimes triple-checking the facts, spellings, titles and writing style of the stories. Readers never find their names under the ``leader'' on the Post's Opinion & Analysis Page. They don't have bylines in the stories either. Many reporters who file the stories to the office do not even know them. But they are what I call ``the quality controllers.'' They are the ones whomake sure that the paper to be delivered to the readers at home or on newsstands on the very next day maintains quality with factual precision. Pornsant Suwannapal was among those guys before he retired last December as a senior subeditor. Night after night he did just that. Not even a single night did I hear him compl...