Erin Patterson, the Australian woman accused of killing three relatives with a meal of death cap mushrooms baked in a Beef Wellington lunch, has been found guilty of three counts of murder and the attempted murder of the lone survivor.

The Supreme Court has revealed the jury was accidentally sequestered in the same hotel as a key police witness and two members of the prosecution's team for the majority of the deliberations.

Erin Patterson’s conviction for the deaths by poisoning of her estranged husband’s relatives has prompted fevered speculation across Australia about her motive