Onur Özsoy is a doctoral researcher in the DFG project Research Unit "Emerging Grammars in Language-Contact Situations: A Comparative View" (RUEG) / Project 10 Dynamics of verbal aspect and (pro)nominal reference in language contact.

His research focuses on language production, language processing, language acquisition, (morpho-)syntax, multilingualism and heritage languages. In the framework of RUEG’s project 10, Onur Özsoy specializes on heritage Turkish in Germany and the United States. He explores the underlying dynamics of aspect and (pro-)nominal reference in heritage languages.