2009 study from the Harvard Kennedy School surveying presidential nominating contests and historic voter participation patterns in the United States.

2016 study published in American Politics Research looks at how convenience voting, including early voting, has affected the number of disabled voters who participate in U.S. elections.

2016 talk in which Jill Abramson, the former executive editor of The New York Times, weighs in on the quality of the media's 2016 campaign coverage.

2015 research brief from Scholars Strategy Network and University of California, Berkeley that looks at how the timing of elections influences voter turnout and how organized groups benefit from off-cycle elections and low turnout.

Roundup of 2014 and 2015 research on issues relevant to the 2016 campaign, including the nomination process, debates, partisanship, scandals, financing, polling and social media.

2014-2015 scholarship that provides new insights on the Iowa caucuses and suggests that the demographics of participants may be changing.

2014 review of data and scholarship relating to voter behavior in U.S. midterm elections, with a focus on a Duke University study analyzing the 2010 cycle.

2014 research brief on the impact and implications of “computational management” of election campaigns, by Daniel Kreiss of UNC Chapel Hill and the Scholars Strategy Network.

Interview with George Washington University scholar John Sides about academic research and the 2012 presidential election.

2008 paper from the University of Missouri on the history of the Iowa Caucuses and popular misconceptions about them.