2014. Chief Justice Roberts' Health Care Decision Disrobed: The Microfoundations of the Court's Legitimacy. Forthcoming at American Journal of Political Science (with David M. Glick). Appendix | Data | Bibtex

2014. Following the Money: Super PACs and the 2012 Presidential Nomination. Presidential Studies Quarterly, 44(3): 410-430 (with Corwin D. Smidt). Bibtex

2014. Deus ex Machina: Candidate Web Presence and the Presidential Nomination Campaign. Political Research Quarterly, 67(1): 108-122 (with Corwin D. Smidt and Costas Panagopoulos). Appendix | Bibtex

2014. The Evolution and Formation of Amicus Curiae Networks. Social Networks, 36: 82-96 (with Janet M. Box-Steffensmeier). Appendix | Bibtex

2013. Quality Over Quantity: Amici Influence and Judicial Decision Making. American Political Science Review, 107(3): 1-15 (with Janet M. Box-Steffensmeier and Matthew P. Hitt). Data | Bibtex

2013. Crowdsourcing Panel Studies and Real-Time Experiments in MTurk. The Political Methodologist, 20(2): 27-33 (with David M. Glick). Bibtex

2012. More Bang for the Buck: Campaign Spending and Fundraising Success. American Politics Research, 40(6): 949-975 (with Corwin D. Smidt). Appendix | Bibtex

2012. Still Part of the Conversation: Iowa and New Hampshire’s Say within the Invisible Primary. Presidential Studies Quarterly, 42(3): 597-621 (with Corwin D. Smidt). Bibtex

2011. Riding the Waves of Money: Contribution Dynamics in the 2008 Presidential Nomination Campaign. Journal of Political Marketing, 10: 1-23 (with Corwin D. Smidt). Bibtex

2009. Speeding Up R for Windows. The Political Methodologist, 17(1): 4-11 (with Joshua A. Morris). Bibtex

2007. Changing Horses in Wartime? The 2004 Presidential Election. Political Behavior, 29: 279-304 (with Herbert F. Weisberg). Bibtex


2014. Applied Social Science Methodology. Under Contract (with John Gerring).

Working Papers

2012. Mass Preferences on the Composition of Legislative Districts. Under Review (with Todd Makse). Bibtex

2012. Comparing Membership Interest Group Networks Across Space and Time, Size, Issue and Industry. Under Review (with Janet M. Box-Steffensmeier). Bibtex


Data collection:
Interest Group Networks
The Visible Primary
Public Opinion around Foreseeable Events
The Ohio Political Survey (TOPS)

PolMeth XXV: Learning from the Campaign Environment
PolMeth XXVI: Issues, Media and Momentum in the 2008 Primary

Resources & Code

Importing and Exporting Data
Guide on Fixed Width Data Importing (pdf)
Addendum on Importing Data (pdf)

An Introduction to Using R (pdf) | Accompanying R Script (txt) | Accompanying Data (zip)
OLS Data Analysis in R (pdf) | Accompanying R Script (txt) | Accompanying Data (zip)
An Introduction to Complex Surveys in R (pdf) | Accompanying Data & R Script File (txt)

An Introduction to Stata (pdf) | Accompanying Data & .Do File (zip)