When in trouble: When in doubt Act crazy and Begin to shout. --end logo-- Female serial killers account for only 8% of all American serial killers, but American females account for 76% of all female serial killers worldwide. The female serial killer also has different methods and motives for killing. [The total is over 100 - some overlap.] Methods include: Poisoning - 80% Shooting - 20% Bludgeoning - 16% Suffocation - 16% Stabbing - 11% Drowning - 5% Motives include: Money- 74% Control - 13% Enjoyment - 11% Sex - 10% Drugs, cult involvement or to cover up feelings of inadequacy - 24% There are few researchers of female serial killers. The best book on the subject is by Michael and C. Kelleher (1998) "Murder Most Rare". Kelleher & Kelleher suggest a typology based on whether the female serial killer a...