Picture this:  It is your first day of microeconomics. You walk
into your class in Woodward Hall. The room is full of seats, all
neatly aligned in rows, which have started to fill with
students. You take a seat near the middle of the classroom and
glance around. Looking forward you see the back of the head of
30 students, a single white board, and a podium awaiting the
instructor.  Looking behind you, you see 30 more students. You
get an awkward feeling when looking back so you quickly turn and
face the front of the room once more. The professor enters the
room and takes his spot front and center. He gives a brief
introduction of himself, dims the light and fires up his
PowerPoint presentation addressing, “What is microeconomics?”
 Ph.D. student Audriana Stark  You quickly and quietly locate
your pencil and begin to jot down notes in your journal. You
look to your left and see a colleague dutifully copying notes on
his notebook. You look to your right and see another colleague
hastily typing notes on her la