op-eds, commentary, and miscellenaous

"The Koch network attacked Trump. Here's why he's using the RNC to fight back," Washington Post - The Monkey Cage (August 10, 2018).

"No, the DNC didn't 'rig' the Democratic primary for Hillary Clinton," Washington Post - The Monkey Cage (November 4, 2017).

"How many votes could Hurricane Harvey cost Trump in Texas?" Washington Post - The Monkey Cage (August 29, 2017). With Brenton D. Peterson and Jeffery A. Jenkins.

"The Democratic and Republican National Committees in the Trump Era," CLIO - Newsletter of Politics & History vol. 26, no. 1 (2016-2017) 9-10.

"Why there's a battle royale to lead the Democratic Party, and what it means for the Trump era," Washington Post - The Monkey Cage (December 19, 2016).

"Without Tim Kaine, Hillary Clinton might have lost Virginia as well," Washington Post - The Monkey Cage (November 17, 2016). With Brenton D. Peterson.

"The Republican Party is coming apart. Here's what it can learn from the 1956 Democrats," Washington Post - The Monkey Cage (October 25, 2016).

"Reince Priebus vowed to punish Republicans who don't support Trump. It's an empty threat," Washington Post - The Monkey Cage (September 20, 2016).

"Managing Dissent," First Year 2017 - The Miller Center (August 25, 2016).

"The Democrats are surprisingly unified. That should help Hillary Clinton," Washington Post - The Monkey Cage (August 3, 2016). With Sidney M. Milkis.

"These 2 trends are what produced such a negative Republican Convention," Washington Post - The Monkey Cage (July 24, 2016). With Sidney M. Milkis.

"The Republican Party Loses Control," (with Jeffery A. Jenkins) in John Sides and Henry Farrell, The Science of Trump: Explaining the Rise of an Unlikely Candidate (The Monkey Cage: 2016).

"Vice-presidential candidates do win votes. But Mike Pence won't help Donald Trump win the election," Washington-Post - The Monkey Cage (July 15, 2016). With Brenton D. Peterson.

"Can a Veep Candidate Swing His or Her Home State?," Newsweek (June 26, 2016). With Brenton D. Peterson.

"How a swing state running mate could help Trump or Clinton win the White House," LSE - United States Politics and Policy Blog (June 21, 2016). With Brenton D. Peterson.

"GOP voters picked Trump. Party leaders aren't falling in line. Here's why that's surprising," Washington Post - The Monkey Cage (May 10, 2016). With Jeffery A. Jenkins.

"This research shows that vice-presidential candidates actually do win votes in their home states," Washington Post - The Monkey Cage (April 26, 2016). With Brenton D. Peterson.

"The Republicans' Rules Dilemma," The New West (April 24, 2016).

"Bernie Sanders Thinks the Democratic Primary Process "Distorts Reality". Does History Back This Up?" Washington Post - The Monkey Cage (April 17, 2016). With Jeffery A. Jenkins.

"The RNC's Secret Dinner About a Brokered Convention is No Surprise. Here's Why," Washington Post - The Monkey Cage (December 17, 2015).

"How Does the Republican Party Solve a Problem Like Donald Trump?," Washington Post - The Monkey Cage (August 18, 2015)

"Who Can Get Trump to Tone it Down? Reince Priebus is Trying," Washington Post - The Monkey Cage (July 13, 2015). With Jeffery A. Jenkins.

"Gay Marriage in U.S. State Legislatures," 2014 working paper. With Christian Short. 

"Obama Campagne is Juist Niet Nieuw," NRC Next, May 30, 2008.

"Campagne van Obama is Niet Vernieuwend," NRC Handelsblad, May 28, 2008.