The editors, Amelia Sanz and Dolores Romero are both lecturers at Universidad Complutense de Madrid, Spain. Dr. Sanz has developed theoretical reflections on key concepts of twentieth century critical theory, such as intertextuality, systemic approaches, interculturality and hypertextuality. She is coordinator of the research group “Literaturas Españolas y Europeas del Texto al Hipertexto” (LEETHI) and director of the E-learning Programme at the Faculty of Arts of the Complutense University of Madrid. Dolores Romero has published the following books: Orientaciones en Literatura Comparada (1998), Una relectura del fin de siglo en el marco de la Literatura Comparada (1998), Naciones literarias (2006) and Seis siglos de poesía española escrita por mujeres (2006). She is Chair of the Research Committee on “Comparative Literature in the Digital Age” (CLDA) of the International Comparative Literature Association (ICLA) and the Vice-president of the International Commission on UNESCO-EOLSS “Comparative Literature in the Digital Age”.