Supermodels / Rethinking my financial crises syllabus

Of course, I think of my course on financial crises as mildly entertaining, or better... but perhaps I should have a session on supermodels to spice things up a bit? 3quarksdaily has an interesting post that links some of the work on information cascades in financial markets with how any one individual becomes an acclaimed model. The answer is distinctly reminiscent of Soros "reflexivity" point -- people's reaction themselves are relevant news in financial markets, and in terms of who gets "booked" for the next fashion show. Any similarities with the market for new Ph.D.s are entirely accidental...