Definition of diminished responsibility
D was suffering from an abnormality of mental functioning which :
a) arose from recognised medical condition
b) substantially impaired Ds ability to do 1 or more things in list in 1A
c) provides an explanation for Ds acts being a party to the killing
a) to understand nature of Ds conduct, or
b) to form rational judgment,( ALUHWHALIA )or
c) to exercise self control ( BYRNE )