Most people have taken a driving test in their country, though since I have taken the NZ one too and don't think it would have changed much I agree with this point--
However, Carr warned of "rushing to castigate" international road users for a lack of knowledge of the road rules.
"There is a need to ask how many of those with New Zealand driving licences would have passed the test administered in this study.
"It is arguably one thing to pass a theory test for which you have prepared and another thing to do so after several years of driving but no other preparation.
"Therefore, while recognising the importance of the findings of this study it is necessary to call for a larger-scale study that encompasses domestic and international drivers," Carr said.
