Here’s how polling has to adapt before the next presidential election

GUEST: How did we get it so wrong? All of the fancy data-driven electoral maps and visualizations painted a seemingly objective election forecast. Yet the smooth victory for Hillary Clinton that much of the mainstream media anticipated failed to materialize.
But blindly blaming pollsters for not anticipating this year’s election results simplifies a rather complex problem. In fact, the idea that polling forecasts were outrageously out of kilter with reality is based on a gross misconceptio