Johanna Sinisalo (born in 1958 in Sodankylä) is a Finnish science fiction and fantasy writer. Sinisalo has won the Atorox award for the best Finnish-language SF short story seven times, and was awarded the prestigious Finlandia Prize for literature in 2000 for her first novel, Ennen päivänlaskua ei voi (translated as Not Before Sundown in 2003 and again as Troll – A Love Story in 2004 for the American market). The novel has also been translated into several other languages, and it won the James Tiptree Jr. Memorial Award in 2004. Sinisalo was also nominated for a Nebula Award in 2009 for her novelette “Baby Doll”. Her eco-disaster novel Enkelten verta (Blood of Angels) was published in English in 2014 and her latest novel Auringon ydin (Core of the Sun) – a dystopia with gastronomical undertones – has been translated into English, French, German, amongst others. It was also listed on the Tiptree Honor list.