- Stephen Mumford is Professor of Metaphysics in the Department of Philosophy and Dean of the Faculty of Arts at the University of Nottingham, UK. He is the author of Dispositions(Oxford, 1998), Russell on Metaphysics (Routledge, 2003), Laws in Nature (Routledge, 2004), David Armstrong (Acumen, 2007), Watching Sport: Aesthetics, Ethics and Emotion(Routledge, 2011) and Getting Causes from Powers (Oxford, 2011 with Rani Lill Anjum). He was editor of George Molnar's posthumous Powers: a Study in Metaphysics (Oxford, 2003). His PhD was from the University of Leeds in 1994 and he has been at Nottingham since 1995 having served as Head of the Department of Philosophy and Head of the School of Humanities. Stephen Mumford has been a member of the MCISR researcg group from 2011 until 2014.