But the controversy over the order has unfolded against a backdrop of fear.
The findings come against a backdrop of recurring fears, in the United States and abroad, that those rare fever-related seizures may be linked to later autism and developmental problems.
Is a headteacher's job the best in the world or, these days, is it an endless stream of policy changes against a backdrop of constant fear that one disappointing Ofsted inspection could see the end of your career?
In uncertain economic climates, with a backdrop of austerity, fear and protectionism can all too easily creep into a nation's mindset.
The detentions come against a backdrop of deep-seated fear of reprisals that forced several leaders of the onetime opposition movement, including the Druse leader, Walid Jumblat, and Saad Hariri, the son of the slain former prime minister, to leave Lebanon in recent weeks.
How can a teacher feel fulfilled in their calling, against a backdrop of insecurity and fear?
Housing had appeared to be bucking weakness in the broader economy, which has experienced a sharp slowdown in job growth and a cooling in manufacturing against the backdrop of fears of tighter fiscal policy in Washington in early 2013 and a lingering debt crisis in Europe.
As the Rio Olympics get under way against a backdrop of financial, political and medical fears, David Goldblatt's The Games: A Global History of the Olympics has reminded reviewers that few Olympiads have been trouble free.
Since the play-off final of 2004, back when Iain Dowie was still cherished at Selhurst Park, too many of Palace's biggest occasions have been played to a backdrop of bitter desperation, seized by fear of the true implications of failure.
