In his letter (Science is never settled — really?) N. Roulston demonstrates news versus classic Groupthink behaviour. I am frankly appalled that it is considered acceptable that “children are taught scientific truths established beyond doubt by giants of the scientific world”. One might argue that former US Vice-President Al Gore is one such giant. Between January and March 2007 the Blair government arranged for copies of Gore’s award-winning film An Inconvenient Truth to be sent to all UK secondary schools. In September 2007 a school governor took the UK Government to the High Court, where it…