• Ph.D. , Washington University in St. Louis 1989, Political Science
• B.A. , University of Rochester 1983, Political Science

• Interest groups and lobbying
• Congressional-executive relations
• Presidential signing statements
• Abortion politics
• U.S. Congress
• Judicial review of bureaucratic decision-making

• POLS 2000 – Introduction to political science
• POLS 4070 – Theories of Political Choice
• POLS 4073 – Social Choice and Institutions
• POLS 4540 – Interest Group Politics
• POLS 8000 – Introduction to Rational Choice Theory
• POLS 8020 – Game Theory
• POLS 8130 – Government and Interest Groups

Policymaking, presidential signing statements, bureaucratic lobbying, and judicial review.

• Lobbying and Policymaking: The Public Pursuit of Private Interests. 2012. With Ken Godwin and Erik Godwin. Washington DC: CQ Press.
• Abortion Politics in Congress: Strategic Incrementalism and Policy Change. 2011. With Thad Hall. New York: Cambridge University Press.
• “Congressional Response to Presidential Signing Statements.” 2012. With Brian M. Harward and Kenneth W. Moffett. American Politics Research 40:1067-1091.
• “Economic Modeling of Interest Groups and Lobbying.” With Austin Clemens. 2011. In Guide to Interest Groups and Lobbying, Ed. Burdett Loomis, Assoc Ed.s Peter Francia and Dara Strolovich. Washington, DC: CQ Press.
• “Methodological Perspectives on Interest Groups.” 2010. In The Oxford Handbook of American Political Parties and Interest Groups, Ed.s L. Sandy Maisel and Jeffrey M. Berry. New York: Oxford University Press.
• “Delegation and Discretion in Anticipation of Coalitional Drift.” 2009. With Brian Harward. American Politics Research 37:983-1002.
• “Interests, Groups, and Information Aggregation.” 2009. With Ruoxi Li. In A Bridge Too Far?  Commonalities and Differences between China and the United States, Ed.s Robert Graftstein and Fan Wen. Lanham, MD: Lexington Books.
• “Is Corporate Lobbying Rational or Just a Waste of Money?” 2006. With Kenneth Godwin and Erik Godwin.  Interest Group Politics, 7th Edition.  Edited by Allan J. Cigler and Burdett A. Loomis. Washington DC: CQ Press.
• Analyzing Interest Groups: Group Influence on People and Policies. 2002. New York: W.W.Norton.
• “Modeling Efficacy and Interest Group Membership.” 2000. Political Behavior 22:89-108.
• “Representation and Institutionalization.” 1997. Journal of Theoretical Politics 9:147-65.
• “The Informational Role of Caucuses in the U.S. Congress.” 1997. With Frances Akins. American Politics Quarterly 25:407-30.
• “The Role of Legislators in the Determination of Interest Group Influence in Legislatures.” 1997. Legislative Studies Quarterly 22:517-534.
• “National Grange Influence on the Supreme Court Confirmation of Stanley Matthews.”1996. With John Anthony Maltese. Social Science History 20:41-62.
• “Unanimous Consent Agreements as Leadership Tools.” 1995. With Marcus Flathman. Legislative Studies Quarterly 20:177-195.
• “Regulating Lobbyists and Interest Group Influence.” 1993. Journal of Politics 55:41-56.
• “Interest Group Entrepreneurs: Entrepreneurs with Two Audiences.” 1993. With Itai Sened. American Journal of Political Science 37:834-866.