Many Americans consider John F. Kennedy's presidency to represent the apex of American liberalism. Kennedy's "Vital Center" blueprint united middle-class and working-class Democrats and promoted freedom abroad while recognizing the limits of American power. Liberalism thrived in the early 1960s, but its heyday was short-lived. In Losing the Center, Jeffrey Bloodworth demonstrates how and why the once-dominant ideology began its steep decline, exploring its failures through the biographies of some of the Democratic Party's most important leaders, including Daniel Patrick Moynihan, Henry...