María del Mar Azcona teaches Film Studies and English at the University of Zaragoza. Her research is about comedy, mobilities, cosmopolitanism and star studies. She is the author of The Multi-Protagonist Film (2010) and co-author, with Celestino Deleyto, of Alejandro González Iñárritu (2010).

Celestino Deleyto is Professor of Film Studies and English at the University of Zaragoza. His research fields include comedy, transnational cinema, cosmopolitan and border theory and film and social space. He is the author of The Secret Life of Romantic Comedy (2009), From Tinseltown to Bordertown: Los Angeles on Film (2016) and co-author, with María del Mar Azcona, of Alejandro González Iñárritu (2010).