21. Historical perceptual dialectology allows linguists to examine how and why dialects in the past gained popularity. 22. Newman s research in Arabic studies centres on linguistics ( phonetics and dialectology ) and literature. 23. As professor of English, he was also very active in the field of dialectology in Britain. 24. Issues with historical perceptual dialectology include relying on the text of the literate population of the past. 25. Finka's most significant work was in the fields of Croatian and Slavic dialectology and toponymy. 26. He was also president of the Committee for Kosovo and Metohija and of the Committee for Dialectology . 27. His contributions in dialectology have given rise to the so called School of Groningen in that field. 28. Sociolinguistics as a field distinct from dialectology was pioneered through the study of language variation in urban areas. 29. "' Dialectometry "'is the computational branch of dialectology , the study of dialect. 30. The principal scholar examining perceptual dialectology is Dennis Preston, and his methodology involves interview-based techniques.
