Eric Christiansen

Eric Christiansen was a medieval historian and fellow emeritus of New College, Oxford University.
Christiansen was born in Cheshunt, Hertfordshire and was educated at Charterhouse School after which he served in the ranks of the Northamptonshire Regiment. He became a fellow of New College after completing a thesis on modern Spanish history but subsequently specialised in medieval history.

Selected publications

The origins of military power in Spain, 1800-1854. Oxford University Press, Oxford, 1967.
The Northern Crusades, the Baltic and the Catholic Frontier, 1100-1525. Macmillan, 1980.
The Works of Sven Aggesen: Twelfth-century Danish Historian. Viking Society for [Northern Research], 1992.
Dudo of St Quentin: History of the Normans. Translation with introduction and notes. Boydell Press, 1998.
The Norsemen in the Viking Age. Wiley Blackwell, 2002.