Tamar Garb is Durning Lawrence Professor of Art History, University College London, UK.

Hannah Velten is a freelance writer who has worked extensively with cows and oxen on Australian cattle stations and British dairy farms. She lives in Fletching, Sussex, and is the the author of Cow (Animal series, 2007) and Milk (Edible series, 2010), both published by Reaktion Books.

Robert Linsley is an artist based in Ontario, Canada, and a widely published writer. His work has been displayed in galleries across Europe and North America, and he regularly writes, lectures and teaches on contemporary art.

Louis Kaplan is Professor of History and Theory of Photography and New Media at the University of Toronto. He is the author of László Moholy-Nagy: Biographical Writings (1995), American Exposures: Photography and Community in the Twentieth Century (2005) and The Strange Case of William Mumler, Spirit Photographer (2008).

Alison Young is Francine V. McNiff Professor of Criminology at the University of Melbourne. She is the author of Street Art, Public City (2014), Street/ Studio (2010) and Judging the Image (2005).

Roger Cardinal is Emeritus Professor of Literary and Visual Studies at the University of Kent at Canterbury. The author of many books and articles, he has written extensively on Surrealism and is an international authority on Art Brut.

Allen S. Weiss teaches in the departments of Performance Studies and Cinema Studies at New York University. He is the author and editor of over forty books in the fields of performance theory, landscape architecture, gastonomy, sound art and experimental theatre. Mirrors of Infinity: The French Formal Garden and 17th-century Metaphysics (1995), Feast and Folly: Cuisine, Intoxication, and the Poetics of the Sublime (2002), Varieties of Audio Mimesis: Musical Evocations of Landscape (2008) and, most recently, Zen Landscapes (Reaktion Books, 2013)

Kieran Williams is Adjunct Professor of Political Science at Drake University, Iowa, and previously was a Senior Lecturer in Politics at University College London’s School of Slavonic and East European Studies. His books include The Prague Spring and its aftermath: Czechoslovak politics, 1968-1970.

Ira Nadel, Professor of English at the University of British Columbia, Vancouver, is the author of biographies of Leonard Cohen, Tom Stoppard and David Mamet, as well as studies of Joyce, Ezra Pound and Modernism.

Joseph A. Amato is Emeritus Professor of History and Rural and Regional Studies at Southwest Minnesota State University. He is the author of many cultural and intellectual studies, as well as works of local and regional history including Dust: A History of the Small and Invisible (2000), On Foot: A History of Walking (2004) and Surfaces, A History (2013).