His publications include Queen Victoria—First Media Monarch (2003), the co-edited, with Andrew King, Victorian Print Media: A Reader (2005) and Popular Exhibitions, Science and Showmanship 1820–1910 (2012), co-edited with Joe Kember and Jill Sullivan. He has held fellowships and grants from the Yale Centre for British Art, Getty Research Institute and the Leverhulme Trust. He is currently working on a book of nineteenth-century visual entertainments, covering the panorama, diorama, peepshow, and magic lantern, provisionally entitled, Picture Going: Popular Visual and Optical Entertainments 1820–1914.