Career
He was a professor in modern history at the University of Oslo, and is currently professor emeritus at the same university. In particular he has worked with the periods 1890–1905 and 1940–1945 in Norwegian history.
He was a professor in modern history at the University of Oslo, and is currently professor emeritus at the same university. In particular he has worked with the periods 1890–1905 and 1940–1945 in Norwegian history.
Norwegian Academy of Science and Letters]
He is a member of the Norwegian Academy of Science and Letters.