Henry J. Miller is Associate Professor (Research) at Durham University. He has published widely on the political culture of modern Britain, and led projects on petitions funded by the AHRC and Leverhulme Trust. His first book, Politics Personified: Portraiture, Caricature, and Visual Culture in Britain, 1830-1880, was published in 2015 by Manchester University Press. He is co-editor of Petitions and Petitioning in Europe and North America: From the Late Medieval Period to the Present, which will be published by Oxford University Press for the British Academy.