"Historic highs in 2018 voter turnout extended across racial and ethnic groups," Pew Research Center. May 1, 2019.
"The next 'Korea problem' may be about the growing identity divide on the peninsula." Washington Post.  February 21, 2018.
"For every 10 U.S. adults, six votes and four don't. What separates them?" New York Times. September 13, 2016.