Motive & Method

Xanthe Mallett and Tim Watson-Munro

Motive & Method is an expert-led Australian true crime podcast. Join Dr Xanthe Mallett and criminal psychologist Tim Watson-Munro as they unpack what really makes the offenders behind some of history’s most notorious cases tick, and also react and unpack crimes as they hit the headlines. You will also hear from victim survivors, investigators and advocates for change analysing motive, and method.

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Motive & Method

Episodes (100)

Tuesday The Killer Babysitter: Living Free & Babysitting Again
Feb 24th Lucy Letby: Is History Repeating?
Feb 17th What Happened To Gus Lamont?

Motive & Method

Mar 3, 2026
43¼ minutes
40 MB

She killed three babies and tried to murder two others. How is Australia's worst female serial killer now living in anonymity within close proximity to young children? An investigation by A Current Affair reporter Erin Ramsay has thrust the case of Helen Patricia Moore, the so-called killer babysitter, back into the spotlight. Despite serving less than fourteen years for murdering babies in her care, Moore rebuilt her life under a new identity - and was babysitting again. Plus, a chilling new claim from her own brother raises the possibility she got away with another murder. Erin Ramsay...

Motive & Method

The Killer Babysitter: Living Free & Babysitting Again

Xanthe Mallett and Tim Watson-Munro

00:00 -43:24