Ted Bundy received hundreds of love letters while behind bars. Richard Ramirez married one of his 'fans.' Criminologist Dr. Melissa Hamilton talks to A&E True Crime about the psychology behind why some women love serial killers.

Ted Bundy was one of the most prolific and notorious serial killers in U.S. history—he confessed to murdering at least 36 women, but some estimates put the number of victims as high as 100. But despite his infamy, many people find him to be one of the most physically attractive and charismatic murderers.