Serial killer who shot and killed five people more than a three-year period. He proved helpful for 12 years being a draftsman. The FBI became involved with his analysis when he wiped out a guy on federal residence. His wife attempted to market his tale to Hollywood, prompting mom of 1 of his victims to greatly help move the Paxton Costs, which stops killers and their family members from profiting from their offences. He shot his victims, like “Kid of Sam” David Berkowitz.