Here's a selected list of people convicted of being serial killers and a short list of famous, unsolved serial killings.
David Berkowitz, aka Son of Sam Killed six people and wounded seven others in New York City between 1976 and 1977.
Most of the victims were young women or couples in cars on secluded streets.
Claimed a demon spoke to him through a neighbor's dog.
Called himself the "Son of Sam" in letters he wrote to newspaper columnist Jimmy Breslin.
He once worked as an auxiliary policeman in the Bronx.
He confessed to the murders in 1977 and is serving six consecutive 25-years-to-life sentences.
Ted Bundy Raped and killed at least 16 young women in the early to mid-1970s.
Convicted of three Florida slayings, including that of a 12-year-old girl.
Later confessed to killing more than 30 women and girls.
Was a Boy Scout and then a law student.
He escaped from jail in Colorado twice while on trial for murder. He headed to Florida, where he was eventually caught and tried for three other murders.
Would lure young women to his car, and then beat them to death.
During his nationally televised trial in Florida, he represented himself.
He was executed in 1989 after a long legal battle to keep him alive. A crowd of several hundred gathered outside the prison where he was executed, and they cheered at the news of his death.
Blood stored as part of his case file was entered into the FBI's DNA database with hopes of linking Bundy to cold cases from as early as 1961.
Angelo Buono Jr. and Kenneth A. Bianchi, aka the Hillside Stranglers Murdered nine women in California between 1977 and 1978.
Buono and Bianchi were cousins.
The victims were sexually assaulted and sometimes tortured. Their naked bodies were left by the side of various roads in the hills of southern California.
A suspect in a rape and strangulation case in Washington state, Bianchi implicated his cousin in the California cases. Bianchi pled guilty to five murders.
Buono was convicted of killing all nine victims. He died in September 2002.
Bianchi is serving five life terms in prison.
Juan Corona Murdered 25 farm laborers in California in 1971.
Most of the victims had been stabbed to death and then buried in orchards. Some were never identified.
Corona had worked as a labor contractor, providing farm laborers to orchards and farms.