Kerstin Lillemor Ekman (née Hjorth; born 27 August 1933) is a Swedish novelist. Life and career. Kerstin Ekman wrote a string of successful detective novels (among others De tre små mästarna and Dödsklockan) but later went on to psychological and social themes. Among her later works is Mörker och blåbärsris (1972) (set in northern Sweden) and Händelser vid vatten (1993), in which she returned to the form of the detective novel.
https://en.wikipedia.org/wiki/Kerstin_Ekman