Dennis Rader's decade-long killing spree claimed the lives of ten people between 1974 and 1991. Despite taking breaks, including during periods of fatherhood, he continued to engage in deviant behavior, including auto-erotic activities. Rader used items from his victims, such as masks and female underwear, and sent graphic letters to the authorities and media between 1974 and 1978.

The seemingly ordinary life of Dennis Rader concealed a dark reality, as he s...