Signe Hammarsten-Jansson Hammarsten-Jansson designed over 200 stamps. The couple had three children in total: Tove Jansson, Lars Jansson and Per Olov Jansson. Born to artistic parents, the children grew up in a Bohemian lifestyle, and all became artists in their own right. Tove became a writer and painter and would gain particular fame for her "Moomin" series. Lars became a cartoonist, ultimately becoming responsible for the "Moomin" comic strips as well as a later animated version. Per Olov became a photographer and collaborated with Tove on a few books. The children were directly influenced by their mother's artistic sensibilities and Tove in
Jan-Magnus Jansson to 1987. Jansson has also written several books, for instance about the Finnish Constitution and some poetry works. In 1990s Jansson was against the Finland's membership of European Union which actively threatened the neutrality of Finland's foreign policy . He is buried in the Hietaniemi Cemetery in Helsinki. Jan-Magnus Jansson Jan-Magnus Jansson (24 January 1922 – 29 November 2003) was a Finnish politician (Swedish People's Party). Jansson was a Professor of general state science at the University of Helsinki 1954–74 and chancellor for the Åbo Akademi University 1985 to 1991. He was the chairman of the Swedish People's Party (SPP)