Edited Volume
Gleditsch, Nils Petter; Øyvind Østerud; & Jon Elster, eds, (1974) De utro tjenere. Embetsverket i EF-kampen [The Unfaithful Servants. The Norwegian Civil Service in the Common Market Struggle]. Oslo: PAX.
Research Professor
Chair of PRIO Board 2004-2006
Working Group Leader, CSCW; Professor, Columbia University