Each year, a representative sample of 3.5 million addresses nationwide is randomly selected to participate in the American Community Survey (ACS), which provides information on the economic, social, housing, and demographic characteristics of communities on a continuous basis.1 Data from the ACS influences how more than $675 billion in federal and state funds are spent each year. For the ACS to be a rich, valuable source of information for local communities, it must occasionally be revised to reflect our changing nation. A revised question can be clearer, easier to understand, and yield a higher response rate; revisions may also remove...