Sophia Jansson of her aunt, Jansson went to the UK to help Sort Of Books promote the re-release of a Moomin picture book. In June 2004, Jansson was invited by the Consulate General of Finland to the 31st "Dreams & Visions" Annual Children's Literature Conference in California. The Consulate sponsored her trip. Here, Jansson represented Finnish children's literature during an engaging lecture and presentation. In August 2004, Jansson launched the silver Tove Jansson and Children's Culture collector's coin, receiving the first pressing from Raimo Makkonen, CEO of the Mint of Finland. She served as a judge in the selection of the coin's
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