From Chambers Biographical Dictionary Born in Brooklyn, New York City, he terrorized the city for a year between 1976 and 1977, preying on courting couples and women. He shot dead six people and wounded another seven. He dubbed himself "Son of Sam" in a note to the New York Police Department.
From The New Encyclopedia of the American West Outlaw. The conspicuous place Billy the Kid occupies in American folklore almost defies explanation, Even before his death at the hands of Pat Garrett, his name was legendary in New Mexico and had been introduced to a broader audience via the National Police Gazette.
From The Columbia Encyclopedia American crime boss nicknamed "Joe Bananas," b. Castellammare del Golfo, Sicily. He came to the United States illegally in 1924, settled in Brooklyn, and soon became a bootlegger and mob enforcer.
From Chambers Biographical Dictionary He was born in Vermont. An articulate and handsome man, he studied psychology and law. In 1974 he began a series of up to 40 murders in which he habitually raped and beat his victims.
From Britannica Concise Encyclopedia U.S. serial killer. In 1992 he confessed to killing, dismembering, and, in some cases, cannibalizing 16 young men, chiefly near his Milwaukee home, in a killing spree that started in 1978, when he murdered a young hitchhiker.
From Encyclopedia of Capital Punishment in the United States From 1972 to 1978, John Wayne Gacy sodomized and killed thirty-three boys and young men in Illinois. For a brief period, Gacy held the distinction of being convicted of more murders than any other person in the history of the United States.
From Culture Wars: An Encyclopedia of Issues, Viewpoints, and Voices Dubbed the Unabomber after his early choice of targets (un = universities; a = airlines), recluse and former mathematics professor Ted Kaczynski killed three people and injured twenty-three others in a nationwide bombing spree that spanned nearly two decades (1978–1995).
The leader of a bizarre, conspiracy-minded cult that committed several murders, Charles Manson (often known simply as “Charlie”) became a notorious figure in the late 1960s, and the center of a great deal of conspiracy-minded speculation about his true motives.
From The Columbia Encyclopedia Presumed assassin of John F. Kennedy, b. New Orleans. Oswald spent most of his boyhood in Fort Worth, Tex. Later, he attended a Dallas high school, and enlisted (1956) in the Marines and served until 1959.
From Britannica Concise Encyclopedia. U.S. gangster. He began his career extorting money from Jewish peddlers on New York's Lower East Side. He joined with Meyer Lansky and began operating bootlegging and gambling rackets; they later formed the forerunner of Murder, Inc.