Turo Vartiainen is a post-doctoral researcher at the VARIENG research unit. His doctoral dissertation, “Challenges in categorization: Corpus-based studies of adjectival premodifiers in English” was accepted with distinction in November 2016, after which he has continued working as a post-doctoral researcher in the project “Reassessing language change: The challenge of real time”. Vartiainen’s main research interests include corpus linguistics, linguistic categorization and category change, Construction Grammar, lexical semantic change and historical sociolinguistics.