This document summarizes the life and crimes of serial killer Dennis Rader, known as BTK (bind, torture, kill). It describes his childhood, education and career. It notes he tortured animals as a child and had a fetish for women's underwear. As an adult, he was married with children and held jobs including at ADT security. He derived sexual pleasure from killing and sought fame. His methods involved binding, torturing and killing victims, usually by strangulation. He was apprehended after sending letters to police and DNA from his daughters was matched to crime scenes. He pled guilty and was sentenced to 10 life sentences without parole.