Robert Ross, Ph.D. (1974), Cambridge University, is Professor of African History at Leiden University. He has published extensively on South African history, recently focusing on material culture. He is co-editor of Cambridge History of South Africa(Cambridge University Press, 2010).Marja Hinfelaar, Ph.D. (2001) in History, Utrecht University, is a historian working at the National Archives of Zambia, where she coordinates digitisation projects. Her research interests include the historical relationship between church and state in Zambia. Iva Peša is a historian and is currently doing her PhD at Leiden University on the social history of Mwinilunga District in northwestern Zambia. Her interests include the changing patterns of (agricultural) production, consumption, labour migration and social relationships.