1. “The 2016 Trial-Heat and Seats-in-Trouble Forecasts.”;Campbell;PS: Political Science and Politics,2017
2. “The Seats in Trouble Forecast of the 2010 Elections to the US House.”;Campbell;PS: Political Science and Politics,2010
3. “Catching the Republican Wave.”;Campbell;PS: Political Science and Politics,2015
4. “The Seats-in-Trouble Forecast of the 2014 Midterm Congressional Elections.”;Campbell;PS: Political Science and Politics,2014
5. “Closeness Counts in Horse Shoes, Dancing, and Forecasting.”;Campbell;PS: Political Science and Politics,2013