What happens when a country stops collecting the data it needs to understand itself? The Trump administration’s proposal to remove race and ethnicity questions from the 2030 Census raises an issue that goes far beyond a few questions on a government form. It raises a much bigger question: Can we understand inequality, opportunity, representation, health, economic conditions and demographic change if we stop measuring the differences that help reveal them? There is an understa

Technology can help leaders move faster. Human insight helps them move wisely.