And Now on Radio 4 offers an enthusiast's guide to the shows that have made Radio 4 what it is, and also explores some of the wonderful corners of the network's history that are long forgotten by all but a few. Who, for instance, now recalls Ronnie Barker's starring role on Radio 4 in a sophisticated cabaret-cum-sketch-show called Lines from My Grandfather's Forehead? What about Spike Milligan's intimate, soul-bearing account of his...