When it comes to crime writing, the Gold Dagger awarded by the Crime Writers' Association is considered to be the ultimate award. It is given to "best crime novel by an author of any nationality, originally written in English and first published in the UK during the judging period." And it defines a crime novel as including "thrillers, mysteries, police procedurals, psychological suspense novels and spy fiction." A number of Daggers are awarded in different categories but it is the Gold Dagger that is the most prestigious. Past winners of the award include some of the biggest names in crime fiction, such as Ruth Rendell, Colin Dexter, Reginald Hill, Ann Cleeves, Jane Harper and so many others. Who is going to win it this year? Well the longlist for the award has been announced.