History Marches; Math Nerds Keep the Beat

I thought about sending this to my “Everyone!” email list, but thought better of it.  I owe half of the list members large amounts of money, and two thirds of them I don’t know well enough to bombard with political messages (there is a very interesting overlapping-sixth in there.)

For y’all, though, http://www.fivethirtyeight.com.

You’ll thank me.