Commentary: Why we need information literacy classes for students

Fifty years ago, the national networks CBS, ABC and NBC dominated television screens in America and were the primary way voters obtained information: Each network, along with newspapers and radio, told its audience facts first, and all agreed on what the facts were. That meant Americans had a shared understanding of the truth — which is what led to the erosion of both Democratic and Republican public support for then-President Richard Nixon during the Watergate investigation.