News and conversation about the big stories of the week with Paddy O'Connell. In a week that saw resignations from a Prime Ministerial aide and a top policeman, Paddy gets political reaction from a former special adviser and discusses public interest in the middle of a firestorm, with Sir Menzies Campbell and commentator Peter Obourne. Jon Manel reports on a new drive to spur innovation and protect invention from copycats. His feature includes recordings made in his own shed.