1. 2016. How Educational Differences Are Widening America’s Political Rift. https://www.nytimes.com/2021/09/08/us/politics/how-college-graduates-vote.html.
2. 2016. Who Will Win the Presidency?https://projects.fivethirtyeight.com/2016-election-forecast/.
3. 2020. 2020 Election Forecast. https://projects.fivethirtyeight.com/2020-election-forecast/senate/.
4. 2020. 2020 Senate Forecast. https://projects.fivethirtyeight.com/2020-election-forecast.
5. 2020. Forecasting the U.S. elections. https://projects.economist.com/us-2020-forecast/president.