Politicians are always quick enough to invoke ‘scientific advice’ when they want to deflect responsibility for an unpopular policy decision, like the availability of different treatments on the NHS, or the mass slaughter of animals during a foot and mouth outbreak. And as long as they actually are acting on good scientific advice, fair enough.
But if you’re going to hide behind scientists when it’s convenient… well, the flip side of that is that if you later choose to ignore the advice of your carefully chosen independent scientific advisors, you should have the guts to stand up and explain why.
» If you don’t know what I’m talking about: a government minister sacked an (unpaid) senior drugs advisor, a professor of psychopharmacology called David Nutt, for giving a lecture saying that the government’s drug policy ignored the scientific evidence. You can download the lecture as a PDF here; it is worth reading.