Grzegorz Niziolek is professor in the Department of Drama and Theatre at the Jagiellonian University and the Ludwik Solski Upper State Theatrical School in Krakow, Poland. He is Editor-in-chief of the magazine Didaskalia. His publications include Sobowtór i Utopia. Teatr Krystiana Lupy (Doppelgänger and Utopia. The Theatre of Krystian Lupa, 1997), Cialo i slowo. Szkice o teatrze Tadeusza Rózewicza (The Body and the Word. Notes on the theatre of Tadeusz Rózewicz, 2001), and Warlikowski. Extra ecclesiam (2008, published in English in 2015).

Ursula Phillips is a translator of Polish literary and academic works and Honorary Research Associate of the University College London School of Slavonic and East European Studies, UK.