Edmund Kemper—known to history as The Co-Ed Killer—was one of America’s most chilling serial murderers. Standing at 6’9”, highly intelligent, and disturbingly calm, Kemper terrorized California in the early 1970s with a series of brutal murders that shocked even seasoned investigators. But what makes his story truly horrifying is how it ended—when he finally turned his rage toward the one person at the center of it all… his own mother. In this video, we break down the shocking psychology behind

At 6'9" With A 145 IQ, Ed Kemper Might Be History's Scariest Serial Killer