- According to Dahmer, his necrophiliac and murderous thoughts began at fourteen.

- However, evidence has risen that he had these thoughts beforehand, due to the breakdown of his parents' marriage.

- The psychological stresses of this divorce and other stressors would be a huge influence on Dahmer's future- and his killings. It also made him drink alcohol.

As his family broke down, he grew worse.

CONTINUATION OF BACKGROUND.

Case 1

Case 2

Case 3

The fact that Dahmer was highly antisocial and refused to meet other people, along with his distance, suggests he had a case of Antisocial Personality Disorder. This disorder is characterized by the refusal of recognition of the rights of others, and having no issue with violating said rights. People with this disorder also have a low sense of morals, and are highly aggressive.