Martha Langford is Professor of Art History, Concordia University, and Research Chair and Director of the Gail and Stephen A. Jarislowsky Institute for Studies in Canadian Art. She is the author of Suspended Conversations: The Afterlife of Memory in Photographic Albums (2001), Scissors, Paper, Stone: Expressions of Memory in Contemporary Photographic Art (2007), editor of Image & Imagination (2005), and co-author with John Langford of A Cold War Tourist and his Camera (2011), all from McGill-Queen’s University Press. A special interest in the art and cinema of Michael Snow has produced a number of catalogue essays, book chapters, and the online art book Michael Snow: Life and Work (Art Canada Institute, 2014).