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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Political Science 38 595 543 26 25 239 5624

Hellmut Wollmann publications per year

The chart shows the history of publications by Hellmut Wollmann between 1970 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Hellmut Wollmann published across 55 years, from 1970 to 2024, averaging 6.9 papers a year. Output peaked at 21 publications in 2000. 15 of the 377 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1970 to 2024. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 2000. 1970: 7 publications 1971: 3 publications 1972: 0 publications 1973: 2 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 1 publication 1979: 0 publications 1980: 3 publications 1981: 3 publications 1982: 3 publications 1983: 10 publications 1984: 7 publications 1985: 2 publications 1986: 7 publications 1987: 1 publication 1988: 1 publication 1989: 4 publications 1990: 14 publications 1991: 14 publications 1992: 1 publication 1993: 2 publications 1994: 5 publications 1995: 6 publications 1996: 17 publications 1997: 9 publications 1998: 3 publications 1999: 9 publications 2000: 21 publications 2001: 11 publications 2002: 17 publications 2003: 14 publications 2004: 12 publications 2005: 8 publications 2006: 12 publications 2007: 14 publications 2008: 16 publications 2009: 8 publications 2010: 11 publications 2011: 5 publications 2012: 4 publications 2013: 17 publications 2014: 9 publications 2015: 2 publications 2016: 9 publications 2017: 12 publications 2018: 7 publications 2019: 6 publications 2020: 9 publications 2021: 3 publications 2022: 1 publication 2023: 1 publication 2024: 14 publications
1970 2024

377 publications in total across all disciplines

View publications per year as a table
Hellmut Wollmann: publications per year, 1970 to 2024
Year Publications
1970 7
1971 3
1972 0
1973 2
1974 0
1975 0
1976 0
1977 0
1978 1
1979 0
1980 3
1981 3
1982 3
1983 10
1984 7
1985 2
1986 7
1987 1
1988 1
1989 4
1990 14
1991 14
1992 1
1993 2
1994 5
1995 6
1996 17
1997 9
1998 3
1999 9
2000 21
2001 11
2002 17
2003 14
2004 12
2005 8
2006 12
2007 14
2008 16
2009 8
2010 11
2011 5
2012 4
2013 17
2014 9
2015 2
2016 9
2017 12
2018 7
2019 6
2020 9
2021 3
2022 1
2023 1
2024 14
Total 377
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Hellmut Wollmann publications per year - data summary

  • Hellmut Wollmann, a Political Science scholar from Humboldt-Universität zu Berlin, has 377 publications recorded across 55 years, from 1970 to 2024.
  • The oldest publication on record dates to 1970 and the most recent to 2024.
  • The most productive year is 2000, with 21 publications.
  • The least productive years with any output are 1978, 1987, 1988, 1992 and others, with 1 publication each.
  • 6 of the 55 years in the span carry no publications at all (1972, 1974, 1975, 1976 and others).
  • The rate of publication averages 6.9 papers per year over the whole span, or 7.7 per year counting only the 49 years with at least one publication.
  • The last 5 years on the chart (2020-2024) hold 28 publications, 7% of the career total.
  • Split into equal eras - 1970-1988: 50 publications (2.6 per year); 1989-2007: 193 publications (10.2 per year); 2008-2024: 134 publications (7.9 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Hellmut Wollmann 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 Hellmut Wollmann 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, 236–240 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: 239 publications — 87th percentile

87% 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
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 17 239
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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Hellmut Wollmann publication distribution in Political Science in 2026 - data summary

  • The chart plots the publication count of all 2,033 Political Science scientists ranked by Research.com in 2026, grouped into 61 ranges running from 36–40 to 333+ publications.
  • Hellmut Wollmann, a Political Science scholar from Humboldt-Universität zu Berlin, records 239 publications - the 87th percentile of the discipline.
  • 87% of ranked Political Science scientists score the same or lower than Hellmut Wollmann, and about 13% score higher.
  • The median of the discipline falls in the 121–125 publications range, and Hellmut Wollmann ranks above the median.
  • The most crowded range is 333+ publications, holding 97 scientists (5% of the field).
  • 44% of the field sits in the lowest quarter of the value range (up to 111–115 publications), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 333 publications or more, 97 scientists in all (5% of the field).

Hellmut Wollmann 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 Hellmut Wollmann 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, 38 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: 38 D-Index — 73rd percentile

73% 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
28 99
29 96
30 96
31 81
32 86
33 81
34 84
35 72
36 58
37 53
38 48 38
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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Hellmut Wollmann D-index placement in Political Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 2,033 Political Science scientists ranked by Research.com in 2026, grouped into 43 ranges running from 20 to 62+ D-Index.
  • Hellmut Wollmann, a Political Science scholar from Humboldt-Universität zu Berlin, records 38 D-Index - the 73rd percentile of the discipline.
  • 73% of ranked Political Science scientists score the same or lower than Hellmut Wollmann, and about 27% score higher.
  • The median of the discipline falls in the 32 D-Index range, and Hellmut Wollmann ranks above the median.
  • The most crowded range is 62+ D-Index, holding 100 scientists (5% of the field).
  • 45% of the field sits in the lowest quarter of the value range (up to 30 D-Index), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 62 D-Index or more, 100 scientists in all (5% of the field).

Overview

Hellmut Wollmann is affiliated with Humboldt-Universität zu Berlin in Germany and has contributed extensively to the field of Social Sciences, with a specific emphasis on Political Science and International Relations, Sociology and Political Science, and Public Administration.

Their research frequently addresses topics such as Social Policy and Reform Studies, Local Government Finance and Decentralization, Political Systems and Governance, Human Rights and Immigration, Public Policy and Administration Research, Administrative Law and Governance, and Healthcare innovation and challenges.

Recent papers by Hellmut Wollmann include:

  • Comparative Public Administration, 2021, Oxford Research Encyclopedia of Politics
  • La experiencia de los ordenamientos europeos: ¿un "retorno" a las gestiones públicas/municipales?, 2023, Cuadernos de Derecho Local
  • Administración pública comparada: conceptos, métodos y campo de investigación, 2020, Barataria Revista Castellano-Manchega de Ciencias Sociales
  • In memoriam Peter deLeon, 2020, International Review of Public Policy

Frequent co-authors in their work include Alberto Lucarelli, Gérard Marćou, Christoph Reichard, and Nicolas Kada.

Hellmut Wollmann's work appears regularly in the following publication venues:

  • Cuadernos de Derecho Local
  • Oxford Research Encyclopedia of Politics
  • Barataria Revista Castellano-Manchega de Ciencias Sociales
  • International Review of Public Policy
  • Verwaltung & Management

Their book publications include titles such as "Local Government and Governance in Germany," published in 2024 by Springer International Publishing, and "40 ans de décentralisation: une mise en perspective," released in 2022 by the Centre National de la Recherche Scientifique.

Best Publications

  • Introduction to Comparative Public Administration: Administrative Systems and Reforms in Europe

    Sabine Kuhlmann;Hellmut Wollmann

  • Local Government Reforms in Great Britain, Sweden, Germany and France: Between Multi-Function and Single-Purpose Organisations

    Hellmut Wollmann

  • Governmentalizing central executives in post-communist Europe: a four-country comparison

    Klaus H. Goetz;Hellmut Wollmann

  • Local Government Modernization in Germany: Between Incrementalism and Reform Waves

    Hellmut Wollmann

  • Von der Bonner zur Berliner Republik

    Roland Czada;Hellmut Wollmann

  • New Public Management

    Eckhard Schröter;Hellmut Wollmann

  • Verwaltung und Verwaltungsreformen in Europa : Einführung in die vergleichende Verwaltungswissenschaft

    Sabine Kuhlmann;Hellmut Wollmann

  • Local Government Systems: From Historic Divergence towards Convergence? Great Britain, France, and Germany as Comparative Cases in Point

    Hellmut Wollmann

  • Die alte Bundesrepublik

    Bernhard Blanke;Hellmut Wollmann

  • Status-Report Verwaltungsreform : eine Zwischenbilanz nach zehn Jahren

    Werner Jann;Jörg Bogumil;Geert Bouckaert;Dietrich Budäus

  • The Provision of Public Services in Europe

    Hellmut Wollmann;Gérard Marcou

  • The Evaluation of Institutional Reforms at Sub-national Government Levels: A Still Neglected Research Agenda

    Sabine Kuhlmann;Hellmut Wollmann

  • Local Government Reforms in (Seven) European Countries: Between Convergent and Divergent, Conflicting and Complementary Developments

    Hellmut Wollmann

  • Local Governance Reform in Global Perspective

    Unknown

  • Politik im Dickicht der Bürokratie

    Hellmut Wollmann

  • Urban Leadership in German Local Politics: The Rise, Role and Performance of the Directly Elected (Chief Executive) Mayor

    Hellmut Wollmann

  • Implementationsforschung — eine Chance für kritische Verwaltungsforschung?

    Unknown

  • Reformen in Kommunalpolitik und -verwaltung : England, Schweden, Frankreich und Deutschland im Vergleich

    Hellmut Wollmann;Wüstenrot Stiftung

  • Comparing Two Logics of Interlocal Cooperation: The Cases of France and Germany:

    Hellmut Wollmann

  • Evaluation in public-sector reform : concepts and practice in international perspective

    Hellmut Wollmann

  • The provision of public services in Europe : between state, local government and market

    Hellmut Wollmann;Gérard Marcou

  • Verwaltung und Verwaltungsreformen in Europa

    Sabine Kuhlmann;Hellmut Wollmann

  • Reforming Local Leadership and Local Democracy: The Cases of England, Sweden, Germany and France in Comparative Perspective

    Hellmut Wollmann

  • Governing After Communism: Institutions and Policymaking

    Klaus H. Goetz;Vesselin Dimitrov;Hellmut Wollmann

  • Local governance in Central and Eastern Europe : comparing performance in the Czech Republic, Hungary, Poland and Russia

    Tomila V. Lankina;Anneke Hudalla;Hellmut Wollmann

  • Kommunalpolitik : politisches Handeln in den Gemeinden

    Hellmut Wollmann;Roland Roth

  • Local Democracy in Post-Communist Europe

    Harald Baldersheim;Michal Illner;Hellmut Wollmann

  • Public and Social Services in Europe

    Hellmut Wollmann;Ivan Koprić;Gérard Marcou

  • Public and Personal Social Services in European Countries from Public/Municipal to Private - and Back to Municipal and "Third Sector" Provision

    Hellmut Wollmann

  • Institution Building and Decentralization in Formerly Socialist Countries: The Cases of Poland, Hungary, and East Germany

    H Wollmann

Frequent Co-Authors

Klaus H. Goetz
Klaus H. Goetz Ludwig-Maximilians-Universität München
Peter John
Peter John King's College London
Jon Pierre
Jon Pierre University of Gothenburg
Sandra van Thiel
Sandra van Thiel Erasmus University Rotterdam
Christopher Hood
Christopher Hood University of Oxford

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