Roslund & Hellström was a prolific Swedish crime fiction writing duo consisting of journalist Anders Roslund and activist and author Börge Hellström. They began writing full-time in 2004 and gained significant recognition for their intricate and often bleak narratives, characterized by a focus on complex characters and morally ambiguous situations. Hellström's background in criminal rehabilitation and crime prevention significantly influenced their work, lending a unique perspective to their detective stories. Following Hellström's death in 2017, Roslund has continued to write the Detective Inspector Ewert Grens series, maintaining the duo’s distinctive style.