Populism in the 2016 Presidential Nominations: a Limit to the Party Decides Thesis, The State of the Parties. John C. Green (ed.), 8th edition, 2018.
The presidential primary: a populist error? (with Justin Vaughn), Die USA - eine scheiternde Demokratie? (The US - a failing democracy?) Patrick Horst (ed.), Campus Verlag, New York, 2018.
Citizen Choice in Presidential Primaries, Routledge Handbook of Primary Elections. Robert G. Boatright (ed.), Routledge Press, 2018, pp. 273-89.
Populist challenges in the 2016 presidential nominations, The 2016 Presidential Elections: The Causes and Consequences of a Political Earthquake. Amnon Cavari, Richard Powell, and Kenneth R. Mayer (eds.), Lexington, 2017, pp. 23-42.
The Republican Primaries, in Campaigning for President 2016: Strategy and Tactics. Dennis Johnson and Lara Brown (eds.), Routledge Press, 2017, pp. 64-79.
Conditional Arbiters: The Limits of Political Party Influence in Presidential Nominations, PS: Political Science & Politics, 2016, 49 (4): 709-715.
A Citizen’s Guide to Presidential Nominations: the Competition for Leadership, Routledge Press, 2015. https://www.routledge.com/A-Citizens-Guide-to-Presidential-Nominations-The-Competition-for-Leadership/Steger/p/book/9780415827591