blog postsWhy does the census matter? What are the challenges this time?Mar 2, 2020 11:15 am by Craig ChamberlainExpert ViewpointsShare on FacebookTweetEmailImages2020 census information wil arrive in millions of mailboxes this month . A U of I professor who also chairs a U.S. Census Bureau advisory committee explains why the census matters and the challenges in making it work.Share on FacebookTweetEmail