11.   Part of it stems from participating in a learning environment that is nurturing rather than competitive.

12.   Part of that stemmed from the frustration many felt toward the way senior executives ran the company with such arrogance and for their own self-interest.

13.   Part of this stems from a more painful sense of betrayal among those who thought they were close to the president.

14.   Part stems from the working-class texture that unselfconsciously fills the screen.

15.   Still another part stems from attempting to cope with novel moral dilemmas, well outside the scope of traditional moral codes.

16.   And part of that stems from what happened the last time in this event.