John Roberts is Professor of Art and Aesthetics at the University of Wolverhampton. His books include The Art of Interruption: Realism, Photography and the Everyday; The Philistine Controversy (with Dave Beech), Philosophizing the Everyday, and The Necessity of Errors. He is also a contributor to Radical Philosophy, Oxford Art Journal, Historical Materialism, Third Text, and Cabinet magazine. He lives in London.

Malcolm Bull is a theorist and art historian who teaches at Oxford. His books include Seeing Things Hidden, The Mirror of the Gods, and Anti-Nietzsche. He is on the editorial board of New Left Review and writes for the London Review of Books.

Esther Leslie is a lecturer in English and Humanities at Birkbeck College, London. She is the author of Walter Benjamin: Overpowering Conformism and sits on the editorial boards of Historical Materialism, Radical Philosophy and Revolutionary History.