The big lie:

"I can't recall precisely the origin of my decision to betray my Government. Probably it was during November and December 2002, when I prepared the detailed intelligence assessment for the Australian Government of the possible humanitarian consequences of the looming invasion of Iraq. It was a sobering experience, one that left me with a clear sense of how bad the fallout from the war could easily be.

The assessment of the British Government seemed particularly weak, not least because of the way in which serious gaps had been backfilled with reams of allegations that I knew couldn't possibly be supported by hard intelligence.

By early 2003, as part of my work at the Office of National Assessments (ONA), I was spending considerable time trawling through the vast intelligence database on Iraq so as to be ready to help cover the war once it started... "