Following the surprise results of Colombia’s peace referendum and Britain’s Brexit vote — in which most polls turned out to be wrong — one has to ask whether something similar could happen in the US elections. And the answer is yes.
The reason I’m fearful that Donald Trump could win despite Hillary Clinton’s current four-point lead in the polls — yes, I think Trump would be an unstable, erratic and dangerous president — is simple: Polls are not what they used to be.
“Every day, it’s becoming more difficult to conduct scientific polls, and to obtain
