How pollsters got it wrong in New Hampshire.

For anyone who, like me, was following the polls before the New Hampshire primary & was therefore surprised when Hillary Clinton pulled out a victory, here's an interesting article on what might have happened. It also explains a bit about polling in general.

John Zogby writes his explanation in the Huffington Post.

Both of these links originally came from the Votemaster's comments over at Election 2008, my favorite site for political data & commentary.