In a recent interview, Robert F. Kennedy Jr. said he expected that the Trump administration would recommend against putting fluoride in drinking water, which was met with public outrage and confusion. The economist Emily Oster argues the public deserves more nuanced analysis and explanation on...

The biggest divide in America today is not about race or gender, the Times Opinion columnist David Brooks argues. In this episode, he explains how the “diploma divide” can help us understand Donald Trump’s overwhelming support from working-class Americans and what Democrats can do to win them back.