David Arnold is Emeritus Professor of History at the University of Warwick, and previously taught at the University of Dar es Salaam, the University of Lancaster, and the School of Oriental and African Studies, University of London. A founder member of the Subaltern Studies group, he has been a visiting professor in Chicago and Zurich, and is a Fellow of the British Academy. His published work includes Colonizing the Body: State Medicine and Epidemic Disease in Nineteenth-Century India; Science, Technology and Medicine in Colonial India; Gandhi; The Tropics and the Traveling Gaze: India, Landscape, and Science, 1800–1856, and Everyday Technology: Machines and the Making of India's Modernity.