A half-hour montage feature exploring what it means to be happy, led by Carole Rosen.
With professor of pharmacology Susan Greenfield, historian Theodore Zeldin, novelist Wendy Perriam, piano tuners Hector and Janet Ruggins and Ben Renshaw and his happiness project..
Producer: Piers Plowright
'This is a really useful programme in that it enables the listener to shout RUBBISH at the radio from time to time; great therapy.' - Peter Barnard, The Times.