PEER REVIEWED
Interest Group Lobbying and Partisan Polarization in the United States: 1999-2016
Automated Estimates of State Interest Group Populations
Interest Groups & Advocacy (with John Cluverius, 2020)
National Policies, Agendas and Polarization of American State Legislatures
American Politics Research (2017)
"The Letter After Your Name": Party Labels on Virginia Ballots
State Politics & Policy Quarterly (2015)
INVITED
Interest groups and the evolution of gun and racial politics in the USA
Interest Groups & Advocacy (forthcoming)
A New Wave of Pluarlism in the Study of Environmental Policy in the USA
Interest Groups & Advocacy (2020)
PS: Political Science & Politics
(2018)