Doctor of Sciences in Philology, Professor, Head at the Department of General and Comparative Linguistics of the Language Institute after H. Acharyan of NAS RA, Head at the Department of Armenian Language and Methods of its Teaching of ASPU after KH. Abovyan. Scientific interests: general and comparative linguistics, language history, typology of languages, dialectology and lexicography. Author of 28 mono¬graphs and 280 articles.