Theodouli (Lily) Alexiadou was born in Volos and graduated with distinction from the Model Classical High School of Volos. She received her degree, with a specialization in Medieval and Modern Greek Philology, from the Department of Philology of the School of Philosophy at Aristotle University of Thessaloniki. She obtained a postgraduate diploma (D.E.A.) from Paris-IV Sorbonne University and completed her doctoral dissertation at the same university, under the supervision of Professor Guy Saunier, with the title: La notion de l’autre dans la poésie grecque contemporaine. Première génération poétique d’après-guerre (Grade: Très honorable, avec félicitations du jury en unanimité).

From 1996 to 1997, she worked as a contract lecturer for the French National Centre for Distance Education and at the Université Inter-Ages de Créteil. From 1999 to 2016, she served as a permanent secondary education teacher in the field of philology. During the period 2004–2009, she taught “Post-war Poetry” at the Department of Philology of the University of Patras, and in 2008–09 she taught “Post-war Greek Literature” and “Modern Greek Letters and Literary Theory” at the Departments of Philology and of History, Archaeology and Cultural Resources Management of the University of the Peloponnese.

In 2017, she was elected EDIP at the Department of Theatre Studies of NKUA, with the academic field “History of Modern Greek Literature and Literary Theory, with emphasis on issues of otherness.” She teaches the courses: “History of Modern Greek Literature, 19th–20th century,” “Literary Theory,” “Issues of Otherness in the Poetry of the First Post-war Generation,” and “Theatrical Bestiaria. Philosophy and Theory of Theatre and Drama” (postgraduate level). She also teaches “Theatrical Writing and Education” in the MA Programme in Creative Writing of the University of Western Macedonia and Aristotle University of Thessaloniki. Her publications and research interests focus on issues of otherness in literature, literary theory and pedagogy, the relations between philosophy, literature, and theatre, among others. In 2022, she collaborated on the stage writing of the performance Synaxaria, Testimonies, Martyrs. 1922, directed by Michaela Antoniou. In 2025–26, she collaborated with Michaela Antoniou on the dramaturgy of the text for the performance Death of a Gallant Lad.

She has published the books: The Poetics of Otherness. Texts on the First Post-war Generation, Ekati, 2021, 161 pp., and Lily Alexiadou – Michaela Antoniou (eds.), Angelos Terzakis. Anxious and Wakeful. Proceedings of a scholarly conference, Kapa Publishing, 2021, 284 pp.