Tove Jansson (1914-2001) is Scandinavia's best known and best loved children's author. Her Moomin series, about a young Moomintroll, his family and friends, has been published in thirty-five languages and is the subject of plays, films and a TV animation. The Moomins and the Great Flood was her first ever Moomin story.
Tove Jansson was a genius -- Philip Pullman