In 1998, he graduated from Šiauliai "Romuvos" high school, in 2002 - the course of Lithuanian philology and Finnish language at Klaipėda University, in 2004 he studied the master's degree in literary history and theory at Vilnius University. In 2013, he defended his doctoral thesis "Principles of Narrative Construction in Contemporary Dramaturgy" at the Lithuanian Academy of Music and Theater, and interned at universities in Europe and the USA. Currently, Gabrielė Labanauskaitė-Diena writes dramaturgy for Lithuanian and foreign theaters, conducts private creative writing courses and teaches at the Lithuanian Academy of Music and Theater.