How about this for a stellar line-up: Dara Ó Briain, Tim Minchin, Marcus Brigstocke, Robin Ince, Ed Byrne and Shappi Khorsandi, plus academics Professor Brian Cox, Simon Singh, Professor Richard Wiseman, Dr Peter Wilmshurst and Dr Ben Goldacre.

They are all supporting reform to English libel laws, which currently stifles free speech among investigative journalists and scientists. Click here for more info on libel reform.

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