Tove Jansson was studying in Stockholm and living with her Swedish relatives, her uncle tried to stop her pilfering food by telling her that a "Moomintroll" lived in the kitchen closet and breathed cold air down people's necks. In 1952, after "Comet in Moominland" and "Finn Family Moomintroll" had been translated into English, a British publisher asked if Tove Jansson would be interested in drawing comic strips about the Moomins. Jansson had already drawn a long Moomin comic adventure, "Mumintrollet och jordens undergång" ("Moomintrolls and the End of the World"), based loosely on "Comet in Moominland", for the Swedish-language newspaper "Ny Tid",
Sophia Jansson "Jaana" in 1965. In May 2003, The Finnish Embassy in London arranged for events to surround the recent translation of Tove Jansson's 1972 "Sommarboken", a novel which featured the fictionalized life of the young Sophia on an island. During this event, publishers presented works by Sophia Jansson and Johanna Sinisalo. Jansson was later interviewed in June 2003 by "The Daily Telegraph" where she explained the details surrounding the story presented in "Sommarboken" and the relationship shared between Jansson and her aunt, Tove Jansson. She would write in more detail about this topic in 2006 in the Scandinavian Review, and again