When people in a University of North Carolina at Chapel Hill study were told that anorexia nervosa had a biological or genetics-based cause they were less likely to put any personal accountability on anorexics than when they were told it was personal or cultural.

That makes sense. A disease that is egalitarian and exculpatory like a genetics or biological mutation is different than a syndrome. We can't blame kids with Autism for having Autism, though we do teach them to moderate their behavior - and that's a key point.

Anorexia nervosa is characterized by an obsessive desire to be thin and results in self-starvation and related medical complications.

Is marketing a bad thing? How much money does Coca-Cola spend on Research & Development of its premier soft drink? Nothing. When something works, you go with it. New Coke taught them that. But they market it like crazy.

Yet whether pharmaceutical companies are primarily interested in research and development or marketing is central to the cultural debate about medicine.

Marc-André Gagnon and Joel Lexchin, writing in PLoS Medicine, state that information on promotional expenditures from IMS, the most widely quoted authority that surveys pharmaceutical firms, isn't reliable.