Nudging is nothing new; it the packaging of a collection of related theories as nudge, and the positioning of nudge as a potential alternative or support to regulation that sets a precedent. Tapping into automatic decision-making processes through choice architecture and nudges was previously seen as the role of psychologists and behavioural scientists, but health and safety practitioners can usefully employ it, too. Of course, they cannot depend on it alone to drive a positive safety culture - it is simply an addition to their already very heavy and large toolbox. But the concept could be just what is needed to drive health and safety performance to the next level.
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