The unprovoked stabbing of a much-loved trainer in Sydney’s interior west was a particularly uncommon outburst of homicidal violence from a person receiving shut remedy for a psychological sickness, a coroner has discovered.
Brian Liston, 51, had attended a German lesson on the night of December 10, 2015 and was ready for a bus on Salisbury Street in Camperdown when he was confronted by William Cahill, 34, who lived in a unit throughout the highway.
Cahill, who had a historical past of persistent treatment-resistant schizophrenia together with delusions, thought Mr Liston appeared just like the member of the family of a former housemate. He walked out to confront him and stabbed him with out warning at about 8.30pm.
A number of passersby tried to intervene, together with a person who kicked Cahill within the again, however Mr Liston died from a stab wound to the guts. Cahill was later discovered not responsible of homicide as a consequence of psychological sickness.
In findings on Thursday, Deputy State Coroner Elizabeth Ryan mentioned Cahill was taking treatment and had been supplied a excessive stage of care and assist from a neighborhood psychological well being crew within the lead-up to the tragedy.
A number of hours earlier than the stabbing, Cahill had spoken to a member of the psychological well being crew and nothing about his behaviour prompt he was unwell.
Ryan mentioned there was no deficiency within the “competent and caring” assist supplied to Cahill, and no signal that his psychological state would abruptly deteriorate. She declined to make any suggestions within the case.
Two forensic psychiatrists advised the inquest that such an unpredictable outburst of violence was extraordinarily uncommon, significantly from an individual receiving remedy.