Alan Keith 1950s, he devoted time to devising and presenting music programmes for the BBC. In 1959, he devised "Your Hundred Best Tunes", a programme of famous classical music, operetta and ballads. Keith chose the original 100 pieces himself. Many works were suggested by listeners and played in the programme. Thus a good many more than 100 works were played and the list evolved. Therefore, in subsequent years, a 100 Best were periodically voted for by listeners. In early March 2003, at the age of 94, he recorded an announcement that he intended to retire from the programme after 44 years. However,
Material World (radio programme) new show, "Inside Science". The last programme presented by Quentin Cooper was broadcast on 20 June 2013 with the final episode airing a week later on 27 June 2013, presented by Gareth Mitchell. A typical episode programme covered three or four topics, giving each 7-10 minutes. For many years the programme was divided into two sections of fifteen minutes on separate topics. It took the form of interviewing a guest scientist or engineer. Cooper often ended the programme with a terrible scientific pun. Many past programmes are available for online listening via the programme's website. Some sequential sets of programmes