Hearts of Darkness: Serial Killers, The Behavioral Science Unit, and My Life as a Woman in the FBIAudiobookHearts of Darkness: Serial Killers, The Behavioral Science Unit, and My Life as a Woman in the FBIbyJana MonroeRating: 4 out of 5 stars4/5Save Hearts of Darkness: Serial Killers, The Behavioral Science Unit, and My Life as a Woman in the FBI for later