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

Erin Patterson hosted four of her estranged husband's relatives for lunch in July 2023. Three of them later died of death cap mushroom poisoning. Nearly two years later, a jury has found her guilty.

After a nine-week trial, Erin Patterson has been found guilty of the murder of her parents-in-law and an aunt, who died days after she served them a beef wellington for lunch.