A sea change has taken place in American political life. The force driving this change is the digital era style of moral politics known as “wokeness,” a phenomenon that has become pervasive in recent years and yet remains elusive as even experts struggle to give it a clear definition and accurately measure its impact. --- In reality, “wokeness”—a term that originated in black popular culture—is a broad euphemism for a more narrow phenomenon: the rapidly changing political ideology of white liberals that is remaking American politics. Over the past decade, the baseline attitudes expressed by white liberals on racial and...