Title: Female Serial Killers | Psychology Today
Headings: Female Serial Killers
Joni E Johnston Psy.D.
Female Serial Killers
Silent But Deadly

Content: Female serial killers kill for profit and power. Most female serial killers work alone. And, they're good at it. In fact, if you accept the now-common definition of a serial murderer as someone who kills three or more persons, with time elapsing between homicidal events, females outperform their male counterparts. A 2011 study found that these lethal ladies operate under the radar; they are less likely to have a criminal history, tend to kill those closest to them (emotionally and physically) and use quieter methods of elimination (poison, drugs, smothering). As a result, their killing careers last much longer than men (between eight and 11 years, in comparison to two years for male serial murderers), with an average of nine victims. Which brings me to the motto of this story: Don't underestimate a dangerous woman. And don't judge by appearances;