On iClickers...
Back when I was an undergraduate, in about a third of my lecture courses, the lecturer would sometimess lose the class completely and go blathering away into outer spade with maybe five people following. I remember one final exam in which Seth Lloyd—the top-ranked person in my undergraduate class, now a physics or maybe not a physics but an information science professor at MIT—he calls himself a "quantum mechanic", sometimes dresses in overalls, has a long blonde ponytail, scarily smart—only got 50% on the exam. iClicker is a way of attempting to keep me at least partially on task...
