Former Australian police detective Duncan McNab shares his insights on Erin Patterson, who poisoned three extended family members with a beef wellington spiked with death-cap mushrooms.
I've met some killers in my time, and some of them just view other people as an inconvenience, a trouble to be removed.
McNab notes that Patterson never expected anyone to survive the deadly lunch, particularly Ian Wilkinson. He believes that Patterson had planned the case in detail but did not anticipate being caught.
The Pacific Northwest was home to several notorious serial killers in the 1970s, and Patterson's conviction has garnered significant public interest.
Author's summary: Erin Patterson's poisoning case sparks public interest.