Cellular phone use while driving should be a concern of motorists and policymakers. We
conclude that although there is evidence that using a cellular phone while driving poses risks to
both the driver and others, it may be premature to enact substantial restrictions at this time.
Indecision about whether cellular phone use while driving should be regulated is reasonable due
to the limited knowledge of the relative magnitude of risks and benefits. In light of this
uncertainty, government and industry should endeavor to improve the database for the purpose of
informing future decisions of motorists and policymakers. In the interim, industry and
government should encourage, through vigorous public education programs, more selective and
prudent use of cellular phones while driving in order to enhance transport safety.