Does it take a serial killer to catch a serial killer? How do police profilers relate to the psychology of a serial killer to help catch them? In today's educational video we are looking at the talented but also disturbing line of work of a serial killer profiler. | The Infographics Show

The Lady Killer - TED BUNDY | #SERIALKILLERFILES #30 Serial Killer Files returns by telling the story of one of the world's most infamous serial killers...Ted Bundy. Ted Bundy was an American serial killer who kidnapped, raped, and murdered numerous young women and girls during the 1970s and possibly earlier. After more than a decade of denials, he confessed to thirty murders he committed in seven states between 1974 and 1978. | Rob Gavagan

The Vienna Strangler - Jack Unterweger | #SERIALKILLERFILES Ep. 33 An accomplished author and friend to the police, Jack was a serial killer great at remaining under the radar. Unterweger went to prison for murder, then found fame as an author — before strangling several women to death in Austria and Los Angeles between 1990 and 1991. Let's open the serial killer file... | Rob Gavagan

The Green River Killer - Gary Ridgway | SERIAL KILLER FILES #31 In this episode, we examine one of the most notoriously deadly serial killers in history...the infamous Green River Killer. Gary Leon Ridgway is an American serial killer. He was initially convicted of 48 separate murders. | Rob Gavagan

Before being executed, these serial killers gave us chilling, disturbing interviews | WatchMojo