Piotr Gruszczyński
– born in 1965, theatre critic, drama manager of TR Warsaw, published Ojcobójcy. Młodsi, zdolniejsi w teatrze polskim (Parricides. Younger and more talented people in Polish theatre) (2006) and Szekspir i uzurpator. Z Krzysztofem Warlikowskim rozmawia Piotr Gruszczyński (Shakespeare and Usurper. The Conversation of Krzysztof Warlikowski and Piotr Gruszczyński).