He was part of Australia's longest running terrorism investigation, Operation Pendennis which culminated in the arrest of two militant Islamist cells.

Mr Atkinson recalls how he had to run interference as a target headed back to his car, which was being fitted with a listening device.

"My colleagues needed a few more minutes, so I approached the person of interest," he said.

Mr Atkinson bluffed and told the man to stay away from his sister and shouted a few obscenities. Luckily, his tactic worked.

Mr Atkinson shares this experience and many more in episode two of Copper Files.

To purchase a copy of the book visit https://andrewatkinson.australianauthors.store/ and write (Standard) to have your shipping cost reimbursed.

You can listen to episode one here.

Presented by: Monique Patterson

Produced by: Kimberley Price

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