Obviously, we at The NSMC are fascinated with all things behavioural. So, it's been interesting to see an alternative viewpoint to the government's nudging policies evaluated from a scientific rather than a knee-jerk libertarian perspective.
Published yesterday in the British Medical Journal, Judging nudging: can nudging improve population health? (available for free, though you'll need to register!), discusses the possible pitfalls of nudging as opposed to using legislation and whole population approaches.