What if your profession is to blame for almost everything? This week, David Yelland is joined from Washington by PR guru Phil Elwood - who thinks the industry needs to take a long hard look at itself.

Accusing PR of being like a virus, Phil says the tricks of the trade that have been used for decades to influence, mislead and cajole have been co-opted by both the media and by governments.

And the results aren't pretty.

Producer: Duncan Middleton