(Hardback)

Focusing on the female serial murderer, who is shown to be far more difficult to apprehend and complexly motivated than her male counterpart, this text explores the background, motive and method of killing, and the cultural biases that have historically dismissed the criminal potential of women.

(Paperback)

The facts of the case and the fragmentary glimpses of the Zodiac's psychodynamics that came through his letters forced the authors, reluctantly, to draw a conclusion that is sure to be controversial-namely, that the Zodiac suffered from multiple personality disorder.