Total 2,403,032 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 151
![William Connolly](/user/assets/images/profile/no-profile-photo.png)
political theory
global politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
59
0.418
* Total i10 IndexRankings
Ranking Based On Selection: 152
![Peter B Dixon](/user/assets/images/profile/no-profile-photo.png)
general equilibrium modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
38
0.270
* Total i10 IndexRankings
Ranking Based On Selection: 153
![Peter A Hall](https://cdn.adscientificindex.com/pictures/04/1394760.jpg)
Comparative politics
comparative political economy
institutional analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
78
0.557
* Total i10 IndexRankings
Ranking Based On Selection: 154
![Henry Veltmeyer](https://cdn.adscientificindex.com/pictures/a8/644220.jpg)
Political economy of development
social movements
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
60
0.429
* Total i10 IndexRankings
Ranking Based On Selection: 155
![Sumit Ganguly](https://cdn.adscientificindex.com/pictures/8a/1386056.jpg)
India
foreign policy
security policy
democracy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
57
0.407
* Total i10 IndexRankings
Ranking Based On Selection: 156
![David Shambaugh](https://cdn.adscientificindex.com/pictures/9d/1359241.jpg)
China
International Relations of Asia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
55
0.393
* Total i10 IndexRankings
Ranking Based On Selection: 157
![Takashi Inoguchi](/user/assets/images/profile/no-profile-photo.png)
Political Science
International Relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
33
0.236
* Total i10 IndexRankings
Ranking Based On Selection: 158
![Phil Howard](https://cdn.adscientificindex.com/pictures/82/1507722.jpg)
Technology
Politics
International Affairs
Political Communication
Internet and Society
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
110
0.791
* Total i10 IndexRankings
Ranking Based On Selection: 159
![Bertram C Bruce](https://cdn.adscientificindex.com/pictures/9b/1615782.jpg)
Democratic education
artificial Intelligence
Library and Information Science
philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
39
0.281
* Total i10 IndexRankings
Ranking Based On Selection: 160
![John Ravenhill](/user/assets/images/profile/no-profile-photo.png)
Global Political Economy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
35
0.252
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 161
![Eric M Uslaner](https://cdn.adscientificindex.com/pictures/10/1300687.jpg)
Political science
trust
corruption
social capital
Congress
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
66
0.478
* Total i10 IndexRankings
Ranking Based On Selection: 162
![Sabrina Petra Ramet](https://cdn.adscientificindex.com/pictures/4a/1857574.jpg)
Central and East European affairs
religion and politics
gender (in)equality
rock music & politics
and political philosophy.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
50
0.365
* Total i10 IndexRankings
Ranking Based On Selection: 163
![Nonna Mayer](/user/assets/images/profile/no-profile-photo.png)
science politique
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
44
0.321
* Total i10 IndexRankings
Ranking Based On Selection: 164
![Paul Cairney](https://cdn.adscientificindex.com/pictures/5d/1024458.jpg)
Political Science
Comparative Public Policy
Evidence Based Policymaking
Governance
British Politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
107
0.787
* Total i10 IndexRankings
Ranking Based On Selection: 165
![John Mearsheimer](/user/assets/images/profile/no-profile-photo.png)
IR Theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
77
0.566
* Total i10 IndexRankings
Ranking Based On Selection: 166
![Ken Booth](https://cdn.adscientificindex.com/pictures/88/4345550.jpg)
International Relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
49
0.360
* Total i10 IndexRankings
Ranking Based On Selection: 167
![Eric Helleiner](https://cdn.adscientificindex.com/pictures/aa/643145.jpg)
international political economy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
75
0.556
* Total i10 IndexRankings
Ranking Based On Selection: 168
![Arthur Lupia](https://cdn.adscientificindex.com/pictures/d8/1297835.jpg)
Political Science
American Politics
Science Communication
Persuasion
Public Policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
73
0.541
* Total i10 IndexRankings
Ranking Based On Selection: 169
![Maurizio Ferrera](https://cdn.adscientificindex.com/pictures/7e/1790101.jpg)
welfare states
European integration
political theory
Italian politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
71
0.530
* Total i10 IndexRankings
Ranking Based On Selection: 170
![Bertrand Badie](https://cdn.adscientificindex.com/pictures/52/920944.jpg)
relations internationales
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
50
0.373
* Total i10 IndexRankings
Ranking Based On Selection: 171
![Francis G Castles](https://cdn.adscientificindex.com/pictures/92/122137.jpg)
Welfare state
Comparative politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
48
0.358
* Total i10 IndexRankings
Ranking Based On Selection: 172
![Jeremy Richardson](https://cdn.adscientificindex.com/pictures/5c/115244.jpg)
Political Science
European Politics
Public Policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
42
0.313
* Total i10 IndexRankings
Ranking Based On Selection: 173
![Ahmet İçduygu](https://cdn.adscientificindex.com/pictures/1c/191011.jpg)
international migration
migration studies
ethnic and racial studies
demography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
80
0.602
* Total i10 IndexRankings
Ranking Based On Selection: 174
![C Christine Fair](https://cdn.adscientificindex.com/pictures/33/1350053.jpg)
Political Military Afairs of South Asia
ethology
dogs
science and biotechnology
women's health policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
73
0.549
* Total i10 IndexRankings
Ranking Based On Selection: 175
![Martin Rhodes](https://cdn.adscientificindex.com/pictures/d2/1610697.jpg)
European politics and political economy
globalization
welfare states
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
47
0.353
William Connolly
Johns Hopkins University
Baltimore, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
59
0.418
political theory
global politics
Peter B Dixon
Victoria University
Melbourne, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
38
0.270
general equilibrium modelling
Peter A Hall
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
78
0.557
Comparative politics
comparative political economy
institutional analysis
Henry Veltmeyer
Saint Mary's University
Halifax, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
60
0.429
Political economy of development
social movements
Sumit Ganguly
Indiana University Bloomington
Bloomington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
57
0.407
India
foreign policy
security policy
democracy
David Shambaugh
George Washington University
Washington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
55
0.393
China
International Relations of Asia
Takashi Inoguchi
J F Oberlin University
Machida, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
33
0.236
Political Science
International Relations
Phil Howard
University of Oxford
Oxford, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
110
0.791
Technology
Politics
International Affairs
Political Communication
Internet and Society
Bertram C Bruce
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
39
0.281
Democratic education
artificial Intelligence
Library and Information Science
philosophy
John Ravenhill
Wilfrid Laurier University
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
35
0.252
Global Political Economy
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Eric M Uslaner
University of Maryland
College Park, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
66
0.478
Political science
trust
corruption
social capital
Congress
Sabrina Petra Ramet
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
50
0.365
Central and East European affairs
religion and politics
gender (in)equality
rock music & politics
and political philosophy.
Nonna Mayer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
44
0.321
Paul Cairney
University of Stirling
Stirling, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
107
0.787
Political Science
Comparative Public Policy
Evidence Based Policymaking
Governance
British Politics
John Mearsheimer
University of Chicago
Chicago, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
77
0.566
Ken Booth
Aberystwyth University
Aberystwyth, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
49
0.360
International Relations
Eric Helleiner
University of Waterloo
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
75
0.556
international political economy
Arthur Lupia
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
73
0.541
Political Science
American Politics
Science Communication
Persuasion
Public Policy
Maurizio Ferrera
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
71
0.530
welfare states
European integration
political theory
Italian politics
Bertrand Badie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
50
0.373
relations internationales
Francis G Castles
Australian National University
Canberra, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
48
0.358
Welfare state
Comparative politics
Jeremy Richardson
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
42
0.313
Political Science
European Politics
Public Policy
Ahmet İçduygu
Koç University
İstanbul, Türkiye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
80
0.602
international migration
migration studies
ethnic and racial studies
demography
C Christine Fair
Georgetown University
Washington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
73
0.549
Political Military Afairs of South Asia
ethology
dogs
science and biotechnology
women's health policy
Martin Rhodes
University of Denver
Denver, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
47
0.353
European politics and political economy
globalization
welfare states