![Follows a specialist in the FBI's Behavioral Science Unit who transformed how authorities look into serial murders.](https://m.media-amazon.com/images/M/MV5BNjViOTUzZDctODYyZS00ZTVmLWI2MjEtZjJhYjNjODMxYzc1XkEyXkFqcGdeQXRyYW5zY29kZS13b3JrZmxvdw@@._V1_QL75_UX500_CR0,0,500,281_.jpg)
Follows a specialist in the FBI's Behavioral Science Unit who transformed how authorities look into serial murders.Follows a specialist in the FBI's Behavioral Science Unit who transformed how authorities look into serial murders.Follows a specialist in the FBI's Behavioral Science Unit who transformed how authorities look into serial murders.