Personality - APD

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Antisocial Personality Disorder

A condition in which the individual does not use socially acceptance behaviour or consider the rights of others.


  • Ignore the rights of others and do not use socially accepted behaviour
  • Do not abide by the law
  • Lie, steal and can be aggressive
  • Find it difficult to hold down a job and meet their responsibilities as a spouse or parent
  • Have difficulty making or keeping friends however they can also be witty and charming

The Diagnostic and Statistical Manual (DSM) - Listts different mental disorders and criteria for diagnosing them.

It states that people with three or more of the following characteristics have APD:

  • Not following the norms and laws of society
  • Being deceitful by lying, conning others
  • Being irritable and aggressive, often involved in physical fights
  • Being implulsive and not planning ahead
  • Lacks remorse or finds reasons for hurting, mistreating or stealing.

Biological causes of APD:


  • Involed in the memory and emotion, particularly fear
  • Responsible for learning from negative consequences of our actions, furthermore it responds to fear and sad facial expressions in others
  • Therefore we learn to avoid activities that causes distress to others

How the Amygdala causes APD

- They do not learn to avoid behaviour that harms other people, this is because they are not affected by distress shown by their victims.


  • Located in the frontal lobe of the brain. Involved in expressing personality and appropriate social behaviour

How does the Pre Frontal Cortex cause APD

- Area of the brain which enables people to learn…


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