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Journal article

Community structure in Congressional cosponsorship networks

Abstract:

We study the United States Congress by constructing networks between Members of Congress based on the legislation that they cosponsor. Using the concept of modularity, we identify the community structure of Congressmen, who are connected via sponsorship/cosponsorship of the same legislation. This analysis yields an explicit and conceptually clear measure of political polarization, demonstrating a sharp increase in partisan polarization which preceded and then culminated in the 104th Congress ...

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Publication status:
Published

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Publisher copy:
10.1016/j.physa.2007.11.004

Authors


Friend, AJ More by this author
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Institution:
University of Oxford
Department:
Oxford, MPLS, Mathematical Inst
Fowler, JH More by this author
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Journal:
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS
Volume:
387
Issue:
7
Pages:
1705-1712
Publication date:
2008-03-01
DOI:
ISSN:
0378-4371
URN:
uuid:d483c5f1-2d64-4d76-9983-f04babca86db
Source identifiers:
23365
Local pid:
pubs:23365

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