Philippos Vassiloyannis, a Professor of Philosophy of Law, focuses on philosophy of law, moral and political philosophy, bioethics, and metaethics.

His books include Philosophy after John Rawls (Eurasia Publications, 2021), which explores philosophical developments following Rawls’ contributions; Autonomy and Bioethical Coercion: A Critical Casuistry(Crete University Press, 2020), analyzing autonomy and coercion in bioethics; Hatred of Liberal Democracy (Eurasia Publications, 2019), investigating disdain for liberal democratic values; and Persons, Reasons, and Things: Ownership and Non-Distributive Justice (Eurasia Publications, 2015), which examines justice beyond distributive paradigms.

His articles and contributions include “Michel Troper, Constitution and Legal Realism” (Δικαιώματα του Ανθρώπου 79, 2019), a critical engagement with Troper’s perspectives; “The Intrinsic Value of Human Life According to Ronald Dworkin” (Βιοηθικά, 2015), discussing Dworkin's approach to human life's worth in bioethics; and “Ética discursive, positivismo juridico y el derecho” (Derecho, derechos y discurso: La filosofía jurídica de Robert Alexy, Bogotá: Universidad Externado de Colombia, 2013), also published as “Ética do discurso, positivismo jurídico e direito” (São Paulo: Meditora Método, 2008).

Other notable works include “Discourse Ethics, Legal Positivism, and the Law” in Law, Rights and Discourse: Themes from the Legal Philosophy of Robert Alexy (London: Hart Publishing, 2007) and “Nikolaos N. Saripolos und die Anwendung der sogenannten juristischen Methode” in Verfassungsgeschichte und Staatsrechtslehre: Griechisch-deutsche Wechselwirkungen (Frankfurt a. M.: Vittorio Klostermann, 2001).