David Nally is a Professor of Historic Geography at the University of Cambridge whose research interests include the history of subsistence crises, food regimes, and the role of American philanthropy in shaping global agrarian relations. His book Human Encumbrances: Political Violence and the Great Irish Famine (University of Notre Dame Press) examined the colonial dimension of famine in Ireland. Nally is also a member of Cambridge’s interdisciplinary research centre on Global Food Security and a Fellow of Jesus College. He tweets @dpnally.