Duncan has provided expert witness testimony in a number of high-profile terrorism cases.

The Ricin Ring that never was

The collapse of the Ricin Ring trial has exposed the deception behind attempts to link al-Qaida to a 'poison attack' on London.

14 April, 2005

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Guardian pulls ricin terror debunk from website

A story by The Register about the redacting of his Guardian story, 'The Ricin Ring that never was'.

27 April, 2007

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