Overview

• A jury in Morwell found Patterson guilty on three counts of murder and one count of attempted murder after a ten-week trial.
• Toxicology confirmed she concealed lethal Amanita phalloides mushrooms in individual Beef Wellington servings at a July 2023 family dinner.
• Her ex-in-laws Gail and Don Patterson and Gail’s sister Heather Wilkinson died within days, while Ian Wilkinson was the sole survivor.
• Prosecutors argued she premeditated the poisonings by harvesting, drying and weighing death cap mushrooms; the defense maintained it was a tragic accident.
• Patterson faces a potential life sentence once a sentencing hearing is scheduled.