Simon Kroll is a researcher in Hispanic literature at the Department of Romance Languages at the University of Vienna. He received his PhD in 2015 with a thesis on Calderón's autographs. His publications include the critical edition of Calderón's comedy 'El secreto a voces' (together with Wolfram Aichinger and Fernando Rodríguez-Gallego, 2015), and the bilingual edition of Calderón's comedy 'Los empeños de un acaso'.