There are as many M.O’s as there are serial killers, although they share some similarities their crimes also are as unique and bizarre as they are chilling and unbelievable. Not surprisingly there also appears to be as many theories and debates as to the cause of this destructive and heinous behavior. As with many mental illnesses there is a debate between the genetic and or biological aspects and the sociological contributors being the …showed first 75 words of 866 total…

…showed last 75 words of 866 total…These could all be factors in a pathology that manifests itself in the ultimate act of control- the murder , and repeated murder of other human beings.” (Giannangelo ,p 19) . Egger, S.A., Serial Murder :An Elusive Phenomenon., New York . Praeger, 1990,p. 146. Giannangelo, Stephen J., The Psychopathology of Serial Murder A Theory of Violence.Conn. Praeger pp. 8,l9, 22,58. Sears, D.J., To Kill Again: The Motivation and Development of Serial Murder. Wilmington, D.E.: Scholarly Resources, 1991 p. 37