Career
Those include a series of nursery rhyme books written by Halfdan Rasmussen, including "Halfdans American Broadcasting Company". Olsen drew for newspapers, magazines, books, posters, television, and comics. Olsen was born in Østerbro, Copenhagen.
He first worked as a cartoonist in 1942 for the Hjemmets Søndag section of the Social-Demokraten, a trade union newspaper (now the Aktuelt).
He then enrolled in the Copenhagen Art Academy and the Graphic School, where he studied from 1945 to 1949. From 1952 to 1961 he taught at Bernadotteskolen.
Olsen died in Copenhagen following a short illness on 15 January 2012, at the age of 90. His memorial service was held at the Marienborg Chapel on 23 January.