For me, a good thriller must teach me something about the real world. Thrillers like 'Coma,' 'The Hunt for Red October' and 'The Firm' all captivated me by providing glimpses into realms about which I knew very little - medical science, submarine technology and the law.
Robert Langdon Series Collection 7 Books Set By Dan Brown (Angels And Demons, The Da Vinci Code, The Lost Symbol, Inferno, Origin, Digital Fortress, Deception Point)