Torben Weinreich, born in 1946, took a Ph.D. in 1992 and worked as a leader of and professor at the Center for children's literature in Copenhagen during 1998 - 2005. He wrote non-fiction books about children's literature, several works together with Kari Sønsthagen, among others "Værker i børnelitteraturen" (2008).

Kari Sønsthagen and Torben Weinreich have translated a large number of books into Danish, in particular from Norwegian, among others the majority of the Dag Solstad's writings, and a wide range of children's books.