 Following the 1973 award to Lê Đức Thọ and Henry Kissinger, Einar Hovdhaugen and Helge Rognlien withdrew.Following the 1994 award to Yasser Arafat, Shimon Peres and Yitzhak Rabin, Kåre Kristiansen withdrew.Since 2015, the secretary has been Olav Njølstad (born 1957), director of the Norwegian Nobel Institute, distinguished historian, biographer and novelist, and professor of history at the University of Oslo.