William H. Frey is an internationally recognized demographer who has written widely on US demographics, American political demographics, and the U.S. Census. His latest book is "." Dr. Frey is Senior Fellow at the Brookings Institution and Research Professor with the Institute for Social Research at the University of Michigan. He has authored over 200 publications and several books including America by the Numbers: A Field Guide to the US Population (with Bill Abresch and Jonathan Yeasting); and Social Atlas of the United States (with Amy Beth Anspach and John Paul DeWitt). His research has been written about in such diverse venues as The Economist, The New York Times Magazine, The New Republic, The National Journal, The New Yorker and Forbes. His commentary and observations have been featured on broadcast media including NPR’s All Things Considered, The PBS NewsHour, NBC’s Nightly News, ABC’s World News Tonight, CBS’s Evening News, and C-SPAN’s Washington Journal, as well as online and print media including Axios, The New York Times, The Washington Post, and The Wall Street Journal.