Why Would a Serial Killer Help the FBI?

Serial killers are often the subjects of morbid fascination, with their motivations and behaviors scrutinized to prevent future crimes. One of the most intriguing cases is that of Edmund Kemper, a notorious serial killer who, paradoxically, aided the FBI in understanding other serial murderers. But why would someone like Kemper choose to assist law enforcement?

The Case of Edmund Kemper

Edmund Kemper, also known as the “Co-Ed Killer,” was responsible for the murders of 10 people, including his grandparents and mother, during the 1960s and ’70s. Despite his heinous crimes, Kemper’s intelligence and willingness to communicate provided the FBI with valuable insights. His cooperation stemmed from a complex interplay of his psychological profile and a desire for notoriety. He craved recognition and saw an opportunity to be remembered not just as a monster, but as someone who could contribute to society, albeit in a twisted way.

Mug shot of Edmund Kemper after his arrest in 1964.

Understanding the Mind of a Killer

Kemper’s detailed confessions and candid interviews offered the FBI a rare glimpse into the mind of a serial killer. His high IQ and articulate nature made him the ideal person for agents to interview, he provided significant insights into why offenders would commit these crimes, helping agents identify common characteristics and backgrounds among serial killers that might have otherwise remained unknown. For instance, many serial killers, including Kemper, tortured animals as children. His ability to articulate his thoughts and motivations was exceptional, making him a unique case study.

The Role of Notoriety and Control

Other serial killers, including Ted Bundy, Jerry Brudos, and Dennis Rader, have also contributed to the FBI’s understanding of criminal behavior and helped with future murder investigations. These notorious killers provided crucial insights into their own crimes and the broader psychological patterns of serial murderers.

By assisting the FBI, they could exert a form of power and sense of grandiosity, positioning themselves as an expert on serial murder. This role allowed them to transcend the confines of their prison cell and impact the outside world as they often like reliving their experiences, which helps them pass the time in jail.

Ted Bundy and the Green River Killer

From death row in 1986, Ted Bundy aided detectives in catching the Green River Killer, Gary Ridgway, who murdered 40 women and disposed of their bodies in the woods near Green River. After Ridgway was caught, Det. Dave Reichert interviewed him and realized that serial killers share common traits regardless of their specific targets. Reichert noted to the New York Times, “Whether they kill prostitutes like Ridgway and Jack the Ripper, young boys like John Wayne Gacy, or young women like Ted Bundy, these killers often exhibit similar behaviors. Both Bundy, who was executed for the murder of three women and confessed to killing at least 16 others, and Ridgway, were sexual predators who killed during or after sexually assaulting their victims,” according to Biography.com.

Bundy in 1978.

Bundy revealed to detectives the actions he expected Ridgway to take, which were thinly veiled confessions of things Bundy had already done himself. According to Biography.com, Reichert hypothesized to the New York Times, “It was as if Mr. Bundy was jealous of the attention the Green River killer was getting,” which is why they suspected he offered his help.

The Impact on Law Enforcement

The information provided by Kemper and other notorious serial killers has had a lasting impact on law enforcement practices. Their interviews have been pivotal in training FBI agents and informing numerous criminal profiling methods. The detailed insights shared by these killers have helped agents understand the behavioral patterns and psychological triggers that drive serial killers. This information has been crucial in creating profiles to catch other killers, significantly shaping modern criminal investigations and aiding in the prevention of future crimes.

Kemper in 2019.

Where Is Ed Kemper Today?

Ed Kemper, the notorious “Co-Ed Killer,” has expressed a preference for remaining in prison, showing no desire for release as he missed his parole hearing on July 9, 2024. His former attorney, Scott Currey, emphasized that Kemper is fine with staying in jail. Kemper has acknowledged the severity of his crimes and the lasting danger he represents, suggesting that incarceration is the safest option for everyone. Now 75, Kemper is imprisoned at the California Medical Facility in Vacaville. His acceptance of his life sentence reflects a rare instance of a convicted serial killer who not only recognizes the gravity of his actions but also chooses to stay behind bars to prevent any further harm.

References: Edmund Kemper: Why Would a Serial Killer Help the FBI Understand Other Serial Killers? |
Mindhunter: How serial killer Ed Kemper helped FBI agents understand other murderers | Ed Kemper Parole Hearing Update: ‘The Co-Ed Killer’ is ‘Still Dangerous’ | How Ted Bundy Helped Catch the Green River Killer