Ari Hirvonen is Adjunct Professor in Philosophy of Law at the University of Helsinki; Senior Researcher at the Centre of Excellence in Foundations of European Law and Polity Research, the Academy of Finland. He has published texts on philosophy, psychoanalysis, art, legal and political philosophy, and Greek tragedy.

Janne Porttikivi is a translator and independent researcher, based in Helsinki. He has published articles on psychoanalysis, literature and philosophy. Porttikivi has co-edited and co-translated Derrida's collection of essays and co-translated Zizek's reader in Finnish.