 François Labelle cites the efforts at that time by the Office québécois de la langue française "to impose a French as standard as possible" as one of the reasons for the negative view Quebecers had of their language variety.Since the 1970s, the official position on Québécois language has shifted dramatically.An oft-cited turning point was the 1977 declaration of the "Association québécoise des professeurs de français" defining thus the language to be taught in classrooms