Associated Press

On The Eve Of The Election, Can Polls Be Trusted?

In 2016, the media and political pundits were stunned by Donald Trump’s win after weeks of polling showed a clear victory for Hillary Clinton. W. Joseph Campbell joins host Krys Boyd to talk about how polling works and why data sometimes fail to predict the future. His book is called “Lost in a Gallup: Polling Failure in U.S. Presidential Elections.”