


Huygen died on 14 January 2009 in Bilthoven. In the second book ( De oproep der Kabouters) both Huygen and Poortvliet make appearances themselves in both the story and the illustrations as they get contacted by the gnomes because of the Gnomes book they have written together. It was on top of the bestseller list of the New York Times for over a year (as a book on folklore, it was categorized as non-fiction). (For some vaguely magical reason, gnomes couple and produce only one set of twins, leading to zero or slightly negative population growth. The first book in his picture book series is Gnomes (published in 1977, and originally known as Leven en werken van de Kabouter in Dutch). Authors Huygen and Poortvliet portray gnomes as ideal humans, helping animals whenever possible and living sustainably off the land. The seventh of ten children, his primary occupation was that of a physician. Huygen was born in Amersfoort, the Netherlands. He is best known for the picture books on gnomes, illustrated by Rien Poortvliet. Willibrord Joseph Huygen (23 June 1922 – 14 January 2009) was a Dutch book author.
