Ted Bundy. John Wayne Gacy. Jack the Ripper. All serial killers. And all men.

Dr. Marissa A. Harrison is fascinated by serial killers. Mainly female ones. Yes, female ones. And there have been many. They, for some reason, don’t seem to garner the same attention as the males ones.

Dr. Harrison is an Associate Professor of Psychology at Penn State Harrisburg. Her recent book, “Just as Deadly: The Psychology of Female Serial Killers,” has received expert and reader praise. We caught up with her to talk all about the book…and female serial killers. Listen to the interview below.