I'm Sorry I Haven't a Clue down opportunities to work on it as he preferred to remain a listener. The official, authorised history of the show and ISIRTA, "The Clue Bible" by Jem Roberts, was published by Preface Publishing in October 2009. Humphrey Lyttelton, primarily known as a jazz trumpeter and bandleader, was invited to be chairman because of the role played by improvisation in both comedy and jazz music. In the first series Lyttelton shared the role of chairman with Barry Cryer but he made it his own (especially once Cryer replaced Cleese as a regular panellist) and continued as chairman until his death on
Sandi Toksvig I Got News for You", where she appeared on the very first episode in 1990. She was also the host of "What the Dickens", a Sky Arts quiz show. On radio, she is a familiar voice for BBC Radio 4 listeners, having appeared on "I'm Sorry I Haven't a Clue", "The Unbelievable Truth", and as the chair of "The News Quiz", where she replaced Simon Hoggart in September 2006, but left in June 2015 in order to enter politics to champion women's rights. Her final show was first broadcast on 26 June. She presented Radio 4's travel programme "Excess Baggage"