Essay: "The Modern Professional Class"

I saw the movie “Margin Call” recently and I thought that it was very good.  The cast was strong (Kevin Spacey, Jeremy Irons, Paul Bettany) and the story did a good job of encapsulating the financial crisis without a) being confusing; or b) excessive exposition.  But more than that, it seemed to capture some part of the essence of the modern professional class, of which I was a humble member for a number of years.