Sara Martín is Senior Lecturer in English Literature and Cultural Studies at the Universitat Autònoma de Barcelona, Spain. Among her books are Masculinity and Patriarchal Villainy in British Fiction: From Hitler to Voldemort (2019) and Representations of Masculinity in Literature and Film: Focus on Men (2020).
M. Isabel Santaulària is Senior Lecturer at the Department of English and Linguistics, Universitat de Lleida, Spain. She has published a book on serial killer fiction, El monstruo humano: Una introducción a la ficción de los asesinos en serie (2009), and numerous articles in national and international journals.