Well, I did it. I did a Google search, and I got an email address for Dr. Tina Clarke, who has been studying this situation. I wrote her: >I recently heard about the high incidence of breast cancer in Marin >County; I saw the article at ABCNews.com. It mentioned a number of >different factors that are being considered as the cause, but there was >nothing about any examination of the foods these women are eating. ... >(snip) ... I bet there are a lot of vegetarian women in Marin >County! Have you, or anyone, looked into this possibility? And a couple of hours later, she replied: >Thanks for your thoughtful ideas. I am not familiar with the relation of >vegetarianism to diet... (snip) I am referring your idea via cc above to >Marin Breast Cancer Watch, an excellent grassroots organization that is >aggregating ideas for future studies and coordinating future research in >the county. So, perhaps we've started something ... I must say, I'm a bit surprised to find that they hadn't considered diet as a risk factor up to now :^?