Liudmyla has completed her PhD thesis, entitled Lexical Characteristics of Western Region Variety of Standard Ukrainian Language (Based on Lviv Writers' Texts 1-st Half of XXth Century), which is focused on language situation in Lviv during the interwar period and is rooted in both social sciences and humanities. The interwar Lviv is the central focus of this research because Liudmyla finds it very interesting to compare ethnic situation with language situation during this period, to study state and status of the Ukrainian Language at that time Lviv. Liudmyla is particularly interested in the literary production of theinterwar period and in the modern Ukrainian prose. Besides linguistics, Dr. Pidkuimukha is interested in cultural, historical and urban studies.