UK provocateur captures media's attention; lifting the lid on lobbying, ministers - and the media; a source burned and spurned - in the public interest?

Colin Peacock looks at an investigation lifting the lid on lobbying in New Zealand - and one that exposed government ministers' secret messages in the UK.

But first - he dissects how the media handled the controversial visit of the provocateur Posie Parker

Go to this episode on rnz.co.nz for more details