For nearly as long as there has been a United States there has been a census, it is in some ways how we know ourselves. And in every single census there has been at least one question about race. The evolution of these questions and the fight over asking them is at the heart of the American story. This week, how race has played a central role in who is counted-in America.Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)