6. Conviction On December 17, 1968 Mary was convicted of Manslaughter Psychiatrists diagnosed her as “displaying classic symptoms of psychopathology” She was sentenced to be "detained at Her Majesty's Pleasure“ Diminished responsibility
7. Psychopathology Lack of feeling towards others Showed no remorse whatsoever, no tears and no anxiety No real criminal motivation Violent towards animals After the murders Mary subjected herself into the crime investigation
8. Sociological Theories Mary's abusive mother, her genetic wild-card of a father, and physical damage likely incurred by the repetitive drug overdoses all contributions. Her inability to bond with others in a loving manner was twisted into a bonding process based on violent aggression. Mary responded to others based on how she herself had been treated. Mary was given up for adoption.
9. Biological Theories Mary’s Mother – Betty Bell a prostitute Substance user Attempted to kill Mary at the age of 2 Biological Father – Billy Bell Habitual criminal Arrested for robbery Genetic factors and neurological damage also play a role Body chemistry Serotonin imbalances Poor nutrition
11. Life After Prison Bell was released from custody in 1980, having served 12 years She was granted anonymity to start a new life (under a new name) Gave birth in 1984