> To refute this, one must show that the "critical mass theory" is not significant and that driver attentiveness to cyclists is not a function of the number of cyclists.
Not quite. The critical mass theory could be real and significant, and ridership could drop from a helmet mandate, but the question is how it stacks against the reduction of head injuries from the helmet mandate
Not quite. The critical mass theory could be real and significant, and ridership could drop from a helmet mandate, but the question is how it stacks against the reduction of head injuries from the helmet mandate