Diminished Responsibility Flashcards
What is the section, Act and year for diminished responsibility?
S.52 Coroners and Justice Act 2009
What is the definition for diminished responsibility?
Where a person who kills or is a party to the killing of another is not to be convicted of murder if that person was suffering from an abnormality of mental functioning
What are the three points to prove diminished responsibility?
Arose from recognised medical condition
Substantially impaired D’s ability to - understand the nature of his conduct - from a rational judgment - exercise self-control
Provides an explanation for D’s acts and omissions
What is meant by an abnormality of mental functioning?
Mind different to that of ordinary human and the lack to exercise will power
What is the case of R v Bryne?
D strangled and disfigured young girl - suffered with perverted sexual desires - defence covers all activities of the mind
What is the case of R v Fairweather?
2 killings over 3 month period - claimed suffering psychotic episode but not at the time of attack
What is the first point in diminished responsibility?
Recognised medical condition
What is the case of R v Martin?
Man shot intruder while they where running away - was suffering from paranoid personality disorder so quashed to voluntary manslaughter
What does R v Brennan state?
If two doctors agree on recognised medical condition then not murder
What is the second point of diminished responsibility?
Substantial impairment
What are the three points that can prove a substantial impairment?
Impaired to:
Understand the nature of defendants conduct
Form a rational judgment
Exercise self-control
What is the point of law from R v Brown?
Impairment must be substantial - but doesn’t have to be the sole cause
What does R v Simcox state that rectifies R v Gold?
If it just makes it harder for them to control themselves then still guilty
What is the third point of diminished responsibility?
Provides an explanation for D’s Acts and Omissions
How do you test if the medical condition provides an explanation in diminished responsibility?
A casual link is required the “but for” test