User: What is the background of the Girl with the Dragon Tattoo novel?
Assistant: The Girl with the Dragon Tattoo is a psychological thriller novel by the late Swedish author and journalist Stieg Larsson. It tells the story of Mikael Blomkvist, a financial newspaper publisher, who is hired by an elderly industrialist to investigate an unsolved disappearance of a woman from 40 years ago. Blomkvist is aided by a mysterious computer hacker, Lisbeth Salander, in unraveling the truth and exposing a scandal involving powerful people. Featuring strong themes of trust, justice, and feminism, The Girl with the Dragon Tattoo is a gripping and suspenseful story which has been adapted into several blockbuster films.