Today Joan Griffiths introduces: 'What's Going On - Spotlight on Current Affairs'; a woman doctor on 'The Older Woman-after the "Change"'; today's contribution from the BBC's Mobile Units: Charles Gibb Smith on 'Women Who Defied Prejudice-Elizabeth Garrett Anderson'; and the current serial story, 'The History of Mr. Polly,' by H. G. Wells, read by James McKechnie.