Murray Leeder is an Adjunct Assistant Professor at University of Calgary. He the author of Horror Film: A Critical Introduction (Bloomsbury, 2018), The Modern Supernatural and the Beginnings of Cinema (Palgrave Macmillan, 2017), and Halloween (Auteur, 2014), as well as the editor of Cinematic Ghosts: Haunting and Spectrality from Silent Cinema to the Digital Era (Bloomsbury, 2015) and ReFocus: The Films of William Castle (Edinburgh University Press, 2018).