Keith T. Poole and Howard Rosenthal

Keith T. Poole
Kenneth L. Lay Professor of Political Science
Department of Political Science
University of Houston
Houston, TX 77204-3011

Send E-Mail To: Keith T. Poole at

Howard Rosenthal
Roger Williams Straus Professor of Social Sciences and Professor of Politics
Director, Program in Political Economy
Department of Politics
Princeton University
Princeton, NJ 08544

Send E-Mail To: Howard Rosenthal at

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Table of Contents

 1. Introduction:  The Liberal/Conservative Structure
 2. The Spatial Model and Congressional Voting 
 3. The Spatial Model: Accuracy and Dimensionality
 4. The Spatial Model: Stability, Replacement, and Polarization
 5. Party Realignment in Congress
 6. Issues, Constituency Interests, and the Basic Space
 7. Sophisticated Voting and Agenda Manipulation
 8. Roll Call Voting and Interest-Group Ratings
 9. Committees and Roll Calls
10. Abstention From Roll Call Voting
11. The Unidimensional Congress
A.  The NOMINATE Method of Estimating Spatial Models of Voting
B.  The Dimensionality of Spatial Voting
C.  Roll Call Coding Categories

Site Links

NOMINATE Data, Roll Call Data, and Software
Course Web Pages: University of Georgia (2010 - )
Course Web Pages: UC San Diego (2004 - 2010)
University of San Diego Law School (2005)
Course Web Pages: University of Houston (2000 - 2005)
Course Web Pages: Carnegie-Mellon University (1997 - 2000)
Analyzing Spatial Models of Choice and Judgment with R
Spatial Models of Parliamentary Voting
Recent Working Papers
Analyses of Recent Politics
About This Website
K7MOA Log Books: 1960 - 2015
Bio of Keith T. Poole
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