Sexually and physically assaulted by her own grandfather during her childhood and teenage years, Aileen Wuornos took to prostitution to support herself. From becoming pregnant at age 14 to engaging in sexual activities in exchange for drugs, Aileen's early life played a major role in turning her into a serial killer. Her story eventually became quite famous in popular culture.
Kristen Gilbert is an American serial killer who worked as a nurse. She was convicted of two attempted murders and four murders of patients admitted to the Northampton Veterans Affairs Medical Center in Massachusetts. Nicknamed The Angel of Death, Kristen Gilbert was found guilty of inducing cardiac arrest in patients at the hospital.