Spotted in the nytimes online this morning, this article.
I think I am one of the few people to examine the methodology of motorcycle helmet laws and the statistics used to promote and resist them. In fact the only contribution I made to the field in graduate school was to look at the wholly unstudied phenomenon of motorcycle helmet laws and the interest groups that argue their merits.
If you look at the graph that accompanies the article, it shows "deaths per motorcycle registration." Since when did the number of motorcycles