Insanity

• The ... rules set out three elements

  M'Naghten
• Insanity can be a defence to strict liability

  Loake
• A defect of reasoning means that the D's power of reasoning must be impaired - more than confusion

  Clarke
• Disease of the mind can be a mental disease or physical disease that affects the mind

  Kemp
• Organic insanity can be physical causes such as: Diabetes

  Hennessy
• Organic insanity can be physical causes such as: Sleep-walking

  Burgess
• A D may not know the nature and quality of their act where their mental condition causes them to not understand or know what they are doing

  Oye
• A D can use the defence if they knew the nature and quality of their act but not that it was wrong

  Windle