Kerstin Lundberg Hahn (born 22 April 1962) is a Swedish author of children's and youth books. She was awarded the Astrid Lindgren Prize in 2019.[1][2]
Kerstin Lundberg Hahn grew up in Tavelsjö in Västerbotten. Later she moved to Gothenburg. She trained and worked as a teacher. During that time, she wrote teaching materials for Swedish as a second language.
She made her literary debut as a children's writer with the book Kajsa och fågeltjuvarna in 2000. This marked the start of her series of detective stories about Kajsa and Johan. She has also written several other books for children and youth, such as Vitas hemlighet (2010; illustrated by Maria Nilsson Thore) and the ghost story Skuggan i väggen (2012).[3]