Keith Ansell Pearson holds a Personal Chair in Philosophy at the University of Warwick, UK. He is the author of acclaimed monographs on Nietzsche and Bergson and has published a number of essays on Guyau's ethics.
John ร Maoilearca is Professor of Film and Television Studies at Kingston University, UK. He is the author of Bergson and Philosophy (Edinburgh UP, 1999), Post-Continental Philosophy: An Outline (Continuum, 2006) and Refractions of Reality: Philosophy and the Moving Image (Palgrave Macmillan, 2009).