Women often use less obvious means of murder. The preferred choice among them turns out to be poison, “59” out of “184” cases or about 32%; these poisons include “arsenic,” “potassium chloride,” and “succinylcholine.” (Holmes and Holmes 38-41). In the case of Velma Barfield, several people around her died. After the autopsy of his latest victim showed arsenic poisoning, he admitted to the other murders he had committed (Eddy). Unlike their female equivalents, men's preferred method is usually violent in nature. Indeed, "male serial killers have tended to inflict a great deal of harm on victims in addition to causing death and torturing their victims before death" (qt. in Keeney 385). The notorious case of Jeffrey Dahmer, who killed 17 men, is an example of how brutal male serial killers can