The interview happens in Natuurhistorisch Museum, of which Kees is the director. The museum is also the home of one of the ducks involved in the famous incident documented in described in Kees’s scientific study “The First Case of Homosexual Necrophilia in the Mallard Anas platyrhynchos (Aves: Anatidae)” C.W. Moeliker, Deinsea, vol. 8, 2001, pp. 243-7. That study earned Kees the 2003 Ig Nobel Prize for biology.
Kees also serves as Improbable Research‘s European Bureau Chief.