Terje Oestigaard is Senior Researcher, Nordic Africa Institute, Uppsala, Sweden, and Docent, Department of Archaeology and Ancient History, Uppsala University, Sweden. He has a doctorate in archaeology from the University of Bergen. His books include Water, Christianity & the Rise of Capitalism (I.B.Tauris, 2013), Religion at Work in Globalised Traditions (2014), and Water and Food: From Hunter Gatherers to Global Production (co-ed. with T. Tvedt, I.B.Tauris, 2016).