Margaret Iversen is professor in the School of Philosophy and Art History, University of Essex. She is author of Beyond Pleasure: Freud, Lacan, Barthes and Alois Riegl: Art History and Theory. Recent publications include Chance and Writing Art History (with Stephen Melville). From 2008-2011, she was Director (with Diarmuid Costello) of a research project, “Aesthetics after Photography.” She is currently writing a book on photography, trace and trauma. She will be presenting a talk titled Rubbing, Casting, Making Strange. A reception follows the lecture in room 214, Pomerene Hall.