Visualizing Sensory Studies Scholar Tags with D3

I'm constantly looking for ways to combine my sensory history research and digital humanities. SensoryStudies.Org has a great resource - a list of researchers who are working in the field, and tags which they use to describe their work. It seems like a good thing for a D3 visualization, no? So I did one. The method was pretty straightforward - grab all of the data from the HTML page and transform it. I used php and loaded a saved version of the page into simple_xml, parsed it, and dumped the scholars' names and tags into a simple MySQL table. I then collated all of the unique tags that had counts above 2, grouped them by scholar, and looped through so that we could see which tags appear wit
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