Born To Kill is a British true crime television series, made by Twofour Productions.[1][2] Each episode is an in-depth look at the childhood, and formative years of serial killers in an attempt to find out whether the individuals were born killers, or created by the environments they found themselves in.[3] 　　A book to accompany the series, How to Make a Serial Killer: The Twisted Development of Innocent Children, has been written by Christopher Berry-Dee and Steven Morris. 　　In 2013 TwoFour Productions sold the fifth series of Born to Kill? in Canada, the United States and Latin America. 　　https://en.wikipedia.org/wiki/Born_to_Kill?