World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Political Science 27 1408 1282 699 614 154 8724

Charles R. Shipan publications per year

The chart shows the history of publications by Charles R. Shipan between 1988 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Charles R. Shipan published across 34 years, from 1988 to 2021, averaging 8.5 papers a year. Output peaked at 207 publications in 2020. 215 of the 290 publications appeared in the last two years.

No. of publications
50 100 150 200
Bar chart. Horizontal axis: year, 1988 to 2021. Vertical axis: number of publications, 0 to 207. Peak 207 publications in 2020. 1988: 1 publication 1989: 0 publications 1990: 1 publication 1991: 0 publications 1992: 1 publication 1993: 0 publications 1994: 1 publication 1995: 2 publications 1996: 2 publications 1997: 1 publication 1998: 1 publication 1999: 1 publication 2000: 2 publications 2001: 4 publications 2002: 16 publications 2003: 2 publications 2004: 3 publications 2005: 1 publication 2006: 6 publications 2007: 4 publications 2008: 6 publications 2009: 1 publication 2010: 0 publications 2011: 3 publications 2012: 2 publications 2013: 1 publication 2014: 5 publications 2015: 2 publications 2016: 4 publications 2017: 1 publication 2018: 0 publications 2019: 1 publication 2020: 207 publications 2021: 8 publications
1988 2021

290 publications in total across all disciplines

View publications per year as a table
Charles R. Shipan: publications per year, 1988 to 2021
Year Publications
1988 1
1989 0
1990 1
1991 0
1992 1
1993 0
1994 1
1995 2
1996 2
1997 1
1998 1
1999 1
2000 2
2001 4
2002 16
2003 2
2004 3
2005 1
2006 6
2007 4
2008 6
2009 1
2010 0
2011 3
2012 2
2013 1
2014 5
2015 2
2016 4
2017 1
2018 0
2019 1
2020 207
2021 8
Total 290
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Charles R. Shipan publication distribution in Political Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Political Science in 2026. The highlighted bar marks where Charles R. Shipan sits on this spectrum.

No. of scientists
20 40 60 80
Bar chart with 61 bars. Horizontal axis: publications, 36–40 to 333+. Vertical axis: number of scientists, 0 to 97. Most scientists, 97, have 333+ publications. The last bar groups every scientist with 333 publications or more. The highlighted bar, 151–155 publications, is where this scientist sits. 36–40 publications: 10 scientists 41–45 publications: 11 scientists 46–50 publications: 25 scientists 51–55 publications: 27 scientists 56–60 publications: 44 scientists 61–65 publications: 52 scientists 66–70 publications: 62 scientists 71–75 publications: 62 scientists 76–80 publications: 79 scientists 81–85 publications: 71 scientists 86–90 publications: 82 scientists 91–95 publications: 65 scientists 96–100 publications: 85 scientists 101–105 publications: 76 scientists 106–110 publications: 66 scientists 111–115 publications: 78 scientists 116–120 publications: 67 scientists 121–125 publications: 73 scientists 126–130 publications: 73 scientists 131–135 publications: 64 scientists 136–140 publications: 45 scientists 141–145 publications: 53 scientists 146–150 publications: 44 scientists 151–155 publications: 45 scientists 156–160 publications: 33 scientists 161–165 publications: 32 scientists 166–170 publications: 28 scientists 171–175 publications: 31 scientists 176–180 publications: 29 scientists 181–185 publications: 27 scientists 186–190 publications: 36 scientists 191–195 publications: 27 scientists 196–200 publications: 24 scientists 201–205 publications: 16 scientists 206–210 publications: 16 scientists 211–215 publications: 19 scientists 216–220 publications: 16 scientists 221–225 publications: 17 scientists 226–230 publications: 18 scientists 231–235 publications: 23 scientists 236–240 publications: 17 scientists 241–245 publications: 13 scientists 246–250 publications: 17 scientists 251–255 publications: 9 scientists 256–260 publications: 13 scientists 261–265 publications: 8 scientists 266–270 publications: 12 scientists 271–275 publications: 8 scientists 276–280 publications: 10 scientists 281–285 publications: 13 scientists 286–290 publications: 13 scientists 291–295 publications: 5 scientists 296–300 publications: 6 scientists 301–305 publications: 11 scientists 306–310 publications: 9 scientists 311–315 publications: 6 scientists 316–320 publications: 4 scientists 321–325 publications: 4 scientists 326–330 publications: 2 scientists 331–332 publications: 5 scientists 333+ publications: 97 scientists
36–40 publications 333+

This scientist: 154 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 333 publications or more.

View publications distribution as a table
Number of Political Science scientists by publication count, Research.com 2026 ranking edition. Based on 2,033 ranked scientists.
Publications Scientists This scientist
36–40 10
41–45 11
46–50 25
51–55 27
56–60 44
61–65 52
66–70 62
71–75 62
76–80 79
81–85 71
86–90 82
91–95 65
96–100 85
101–105 76
106–110 66
111–115 78
116–120 67
121–125 73
126–130 73
131–135 64
136–140 45
141–145 53
146–150 44
151–155 45 154
156–160 33
161–165 32
166–170 28
171–175 31
176–180 29
181–185 27
186–190 36
191–195 27
196–200 24
201–205 16
206–210 16
211–215 19
216–220 16
221–225 17
226–230 18
231–235 23
236–240 17
241–245 13
246–250 17
251–255 9
256–260 13
261–265 8
266–270 12
271–275 8
276–280 10
281–285 13
286–290 13
291–295 5
296–300 6
301–305 11
306–310 9
311–315 6
316–320 4
321–325 4
326–330 2
331–332 5
333+ 97
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Charles R. Shipan D-index placement in Political Science in 2026

The chart shows the D-index (discipline H-index) distribution of Political Science scientists ranked by Research.com in 2026. The highlighted bar marks where Charles R. Shipan sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 43 bars. Horizontal axis: D-Index, 20 to 62+. Vertical axis: number of scientists, 0 to 100. Most scientists, 100, have 62+ D-Index. The last bar groups every scientist with 62 D-Index or more. The highlighted bar, 27 D-Index, is where this scientist sits. 20 D-Index: 76 scientists 21 D-Index: 79 scientists 22 D-Index: 84 scientists 23 D-Index: 68 scientists 24 D-Index: 88 scientists 25 D-Index: 82 scientists 26 D-Index: 76 scientists 27 D-Index: 75 scientists 28 D-Index: 99 scientists 29 D-Index: 96 scientists 30 D-Index: 96 scientists 31 D-Index: 81 scientists 32 D-Index: 86 scientists 33 D-Index: 81 scientists 34 D-Index: 84 scientists 35 D-Index: 72 scientists 36 D-Index: 58 scientists 37 D-Index: 53 scientists 38 D-Index: 48 scientists 39 D-Index: 40 scientists 40 D-Index: 40 scientists 41 D-Index: 32 scientists 42 D-Index: 26 scientists 43 D-Index: 25 scientists 44 D-Index: 33 scientists 45 D-Index: 33 scientists 46 D-Index: 17 scientists 47 D-Index: 21 scientists 48 D-Index: 22 scientists 49 D-Index: 18 scientists 50 D-Index: 19 scientists 51 D-Index: 19 scientists 52 D-Index: 15 scientists 53 D-Index: 14 scientists 54 D-Index: 10 scientists 55 D-Index: 13 scientists 56 D-Index: 9 scientists 57 D-Index: 11 scientists 58 D-Index: 12 scientists 59 D-Index: 10 scientists 60 D-Index: 5 scientists 61 D-Index: 7 scientists 62+ D-Index: 100 scientists
20 D-Index 62+

This scientist: 27 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 62 D-Index or more.

View D-Index distribution as a table
Number of Political Science scientists by D-index, Research.com 2026 ranking edition. Based on 2,033 ranked scientists.
D-Index Scientists This scientist
20 76
21 79
22 84
23 68
24 88
25 82
26 76
27 75 27
28 99
29 96
30 96
31 81
32 86
33 81
34 84
35 72
36 58
37 53
38 48
39 40
40 40
41 32
42 26
43 25
44 33
45 33
46 17
47 21
48 22
49 18
50 19
51 19
52 15
53 14
54 10
55 13
56 9
57 11
58 12
59 10
60 5
61 7
62+ 100
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Overview

Charles R. Shipan is affiliated with the University of Michigan-Ann Arbor in the United States. Their research primarily spans several disciplines including Political Science and International Relations, Strategy and Management, Economics and Econometrics, Computer Networks and Communications, and Law.

The scientist's published work covers a range of topics such as Distributed and Parallel Computing Systems, Legal and Constitutional Studies, Policy Transfer and Learning, Political Influence and Corporate Strategies, Electoral Systems and Political Participation, Judicial and Constitutional Studies, and Game Theory and Applications.

Among recent papers, notable publications include:

  • "Policy Diffusion: The Issue-Definition Stage" (2020) in the American Journal of Political Science
  • "Where Is Presidential Power? Measuring Presidential Discretion Using Experts" (2021) in the British Journal of Political Science
  • "How many major US laws delegate to federal agencies? (almost) all of them" (2021) in Political Science Research and Methods
  • "Measuring the Legislative Design of Judicial Review of Agency Actions" (2021) in The Journal of Law Economics and Organization
  • "Replication Data for: Where is Presidential Power? Measuring Presidential Discretion with Experts" (2021) in Harvard Dataverse

The scientist frequently collaborates with other researchers. Frequent co-authors include Fabrizio Gilardi, Bruno Wüest, Frederick J. Boehmke, Douglas Dion, and Pamela J. Clouser McCann.

Charles R. Shipan has a strong presence in various publication venues, with numerous contributions to:

  • Harvard Dataverse
  • Political Science Research and Methods
  • American Journal of Political Science
  • British Journal of Political Science
  • The Journal of Law Economics and Organization

In addition to articles, the scientist has contributed a book published by Cambridge University Press titled Why Bad Policies Spread (and Good Ones Don't) (2021).

Best Publications

  • The mechanisms of policy diffusion

    Charles R. Shipan;Craig Volden

  • Congressional Influence on Bureaucracy

    John Ferejohn;Charles Shipan

  • Deliberate Discretion?

    Unknown

  • Bottom-Up Federalism: The Diffusion of Antismoking Policies from U.S. Cities to States

    Charles R. Shipan;Craig Volden

  • Policy Diffusion: Seven Lessons for Scholars and Practitioners

    Charles R. Shipan;Craig Volden

  • The Diffusion of Policy Diffusion Research in Political Science

    Erin R. Graham;Charles R. Shipan;Craig Volden

  • Legislatures and statutory control of bureaucracy

    John D. Huber;Charles R. Shipan;Madelaine Pfahler

  • The Politics of Supreme Court Nominations: A Theory of Institutional Constraints and Choices

    Bryon J. Moraski;Charles R. Shipan

  • The Costs of Control: Legislators, Agencies, and Transaction Costs

    John D. Huber;Charles R. Shipan

  • Regulatory Regimes, Agency Actions, and the Conditional Nature of Congressional Influence

    Charles R. Shipan

  • Delaying Justice(s): A Duration Analysis of Supreme Court Confirmations

    Charles R. Shipan;Megan L. Shannon

  • Environmental Policy and Party Divergence in Congress

    Charles R. Shipan;William R. Lowry

  • Politics, Delegation, and Bureaucracy

    John D. Huber;Charles R. Shipan

  • Change, Continuity, and the Evolution of the Law

    Forrest Maltzman;Charles R. Shipan

  • Designing Judicial Review: Interest Groups, Congress, and Communications Policy

    Charles R. Shipan

  • The Legislative Design of Judicial Review A Formal Analysis

    Charles R. Shipan

  • When the smoke clears: expertise, learning and policy diffusion

    Charles R. Shipan;Craig Volden

  • Top-Down Federalism: State Policy Responses to National Government Discussions

    Pamela J. Clouser McCann;Charles R. Shipan;Craig Volden

  • A social choice approach to expert consensus panels.

    Matthew J. Gabel;Charles R. Shipan

  • Measuring Gubernatorial Budgetary Power A New Approach

    Yanna Krupnikov;Charles Shipan

  • Policy Diffusion: The Issue-Definition Stage

    Fabrizio Gilardi;Charles R. Shipan;Bruno Wüest

  • Comparative Judicial Politics

    John Ferejohn;Frances Rosenbluth;Charles R. Shipan

Frequent Co-Authors

John D. Huber
John D. Huber Columbia University
Craig Volden
Craig Volden University of Virginia
Forrest Maltzman
Forrest Maltzman George Washington University
Fabrizio Gilardi
Fabrizio Gilardi University of Zurich
Frederick J. Boehmke
Frederick J. Boehmke University of Iowa
John Ferejohn
John Ferejohn New York University
Yanna Krupnikov
Yanna Krupnikov University of Michigan–Ann Arbor
James Mahoney
James Mahoney Northwestern University
Elinor Ostrom
Elinor Ostrom Indiana University

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