<p>What can you say on the radio these days? For some listeners, instances of swear words and racialised language do not belong on Radio 4. Andrea Catherwood sits down with "king of the bleep" Roger Mahony, the Head of Editorial Standards for Radio 4, Radio 4 Extra and On Demand Speech, to discuss listeners' concerns and ask how the decision to give certain words the green light gets made.</p><p>And listeners were entranced by a recent Illuminated documentary presented by poet Paul Farley about hearing loss and hearing aids. We put your points to the documentary's producer Geoff Bird.</p><p>Presenter: Andrea Catherwood Producer: Pauline Moore Assistant Producer: Rebecca Guthrie Executive Producer: David Prest</p><p>A Whistledown Scotland production for BBC Radio 4</p>