Benjamin Fraser is Professor of Spanish in the College of Humanities at the University of Arizona. He is the founding editor of the Journal of Urban Cultural Studies and co-editor of Trains, Mobility and Culture (2012) and Trains, Literature and Culture (2012).

Steven D. Spalding is an Independent Scholar with a Ph.D. from the University of Michigan and a D.E.A. from the Université de Paris VIII. He is editor of the Transfers special section on Railways and Urban Cultures (2014) and co-editor of the books Trains, Mobility and Culture (2012) and Trains, Literature and Culture (2012).