Sentence:  [page 57] The language of writers who are safely dead, and can be studied without fear of their exerting a subversive influence, bears the respectable label 'old Scots dialect'; the same tongue spoken by the living compatriots of these writers is 'bad grammar'. ... This attitude is of course not new; though perhaps seldom expressed so blatantly. I call it the <WSD>Pinkerton syndrome</WSD>, after one of the many memorable figures in out national gallimaufray of scholarly eccentrics. John Pinkerton (1758–1826), poet, critic, historian, dramatist and Celtophobe, in 1786 produced a book, entitled "Ancient Scotish Poems, never before in print": ... [H]e wrote: "none can more sincerely wish a total extinction of the Scotish "colloquial" dialect than I do, for there are few "modern" Scoticisms which are not barbarisms ... Yet, I believe, no man of either kingdom would wish an extinction of the Scotish dialect in poetry." ... [page 58] This is the <WSD>Pinkerton syndrome</WSD>: the practice of paying lip-service, and sometimes much more than this, to the Scottish culture of the past while denigrating the Scots language of the present. And it is still prevalent today. 
Meaning of the word marked with <WSD> tags:  Having esteem for older Scottish literature but not the modern Scottish tongue. (from 1985.)