The author would like to acknowledge the helpful suggestions and comments offered in the preparation this article by Anne Eaton, Inger Leemans, Wijnand Mijnhardt, Annelies Monseré, Michael Newall, Katrien Schaubroeck. He also thanks the publisher Palgrave Macmillan for permission to re-use a few paragraphs from his introduction to the book Pornographic Art and the Aesthetics of Pornography (2013).