Total 2,424,675 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: 1
![Jaap van den Herik](https://cdn.adscientificindex.com/pictures/0c/4686545.jpg)
Kunstmatige Intelligentie
Legal Technologies
Data Science
eLaw
Big Data
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
164
48
0.293
* Total i10 IndexRankings
Ranking Based On Selection: 2
![paul nieuwbeerta](/user/assets/images/profile/no-profile-photo.png)
Criminology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
101
0.664
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Helen Kopnina](https://cdn.adscientificindex.com/pictures/10/4683156.jpg)
Sustainability
biological conservation
ecological justice
environmental education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
105
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Ramses A Wessel](https://cdn.adscientificindex.com/pictures/8b/1855361.jpg)
EU Law
EU External Relations
Foreign and Security Policy
International Organizations Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
44
0.473
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Deirdre Curtin](/user/assets/images/profile/no-profile-photo.png)
European Law
Democracy
Transparency
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
35
0.385
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Er Kleemans](https://cdn.adscientificindex.com/pictures/3c/1830715.jpg)
Criminology
criminal justice
organized crime
money laundering
policing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
64
0.771
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Joris Hulstijn](https://cdn.adscientificindex.com/pictures/40/4348609.jpg)
responsible AI
AI and Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
26
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Henk Van Houtum](https://cdn.adscientificindex.com/pictures/0b/1808356.jpg)
Border Studies
Migration
Cartography
EU
Global Justice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
50
0.676
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Ronald Leenes](https://cdn.adscientificindex.com/pictures/9c/1857003.jpg)
techno-regulation
privacy
data protection
regulation
law and technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
36
0.493
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Bernt Hugenholtz](/user/assets/images/profile/no-profile-photo.png)
copyright
information law
intellectual property
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
32
0.478
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Benjamin Van Rooij](https://cdn.adscientificindex.com/pictures/7c/1753904.jpg)
enforcement
compliance
lawmaking
Chinese law
Access to Justice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
51
0.773
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Jan Fekke Ybema](https://cdn.adscientificindex.com/pictures/ef/1829150.jpg)
work & health
aging
employability
organizational justice
social comparison
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
46
0.697
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Eduard Fosch-Villaronga](https://cdn.adscientificindex.com/pictures/75/4685855.jpg)
Robotics
Law
Artificial Intelligence
Healthcare
Data Protection
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
59
0.967
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Bart Custers](https://cdn.adscientificindex.com/pictures/66/4685758.jpg)
privacy
profiling
data science
cybercrime
discrimination
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Agni Kalfagianni](https://cdn.adscientificindex.com/pictures/7a/1766501.jpg)
sustainability governance
planetary justice
philanthropy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
43
0.768
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Jan De Keijser](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
29
0.518
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Marieke Liem](https://cdn.adscientificindex.com/pictures/28/4685715.jpg)
Criminology
homicide
violence
aggression
forensic psychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
47
0.855
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Joanne Van Der Leun](https://cdn.adscientificindex.com/pictures/4b/4685615.jpg)
Criminology
Sociology
Criminal Justice
Migration Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
27
0.491
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Martin Senftleben](https://cdn.adscientificindex.com/pictures/b3/1851424.jpg)
intellectual property law
information law
human rights
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
38
0.704
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Edwin Buitelaar](https://cdn.adscientificindex.com/pictures/74/4408556.jpg)
land policy
real estate
planning law
inequality
segregation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
36
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Arjen Leerkes](https://cdn.adscientificindex.com/pictures/50/4701041.jpg)
Sociology
Criminology
Immigration Control
Immigrant Incorporation
Migration and crime
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
31
0.596
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Alex Oude Elferink](https://cdn.adscientificindex.com/pictures/f2/1766810.jpg)
law of the sea
public international law
oceans
polar regions
continental shelf
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
18
0.353
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Arno R Lodder](https://cdn.adscientificindex.com/pictures/58/1752984.jpg)
Privacy
Data protection
E-commerce law
ISP liability
Online Dispute Resolution
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
13
0.271
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Barbara Oomen](https://cdn.adscientificindex.com/pictures/52/1753494.jpg)
Human rights
sociology of law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
23
0.489
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Kevin Jon Heller](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
29
0.630
Jaap van den Herik
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
164
48
0.293
Kunstmatige Intelligentie
Legal Technologies
Data Science
eLaw
Big Data
paul nieuwbeerta
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
101
0.664
Helen Kopnina
De Haagse Hogeschool
Den Haag, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
105
0.750
Sustainability
biological conservation
ecological justice
environmental education
Ramses A Wessel
University of Groningen
Groningen, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
44
0.473
EU Law
EU External Relations
Foreign and Security Policy
International Organizations Law
Deirdre Curtin
University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
35
0.385
Er Kleemans
VU University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
64
0.771
Criminology
criminal justice
organized crime
money laundering
policing
Joris Hulstijn
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
26
0.333
Henk Van Houtum
Radboud University
Nijmegen, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
50
0.676
Border Studies
Migration
Cartography
EU
Global Justice
Ronald Leenes
Tilburg University
Tilburg, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
36
0.493
techno-regulation
privacy
data protection
regulation
law and technology
Bernt Hugenholtz
University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
32
0.478
copyright
information law
intellectual property
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Benjamin Van Rooij
University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
51
0.773
enforcement
compliance
lawmaking
Chinese law
Access to Justice
Jan Fekke Ybema
Utrecht University
Utrecht, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
46
0.697
work & health
aging
employability
organizational justice
social comparison
Eduard Fosch-Villaronga
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
59
0.967
Robotics
Law
Artificial Intelligence
Healthcare
Data Protection
Bart Custers
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
privacy
profiling
data science
cybercrime
discrimination
Agni Kalfagianni
Utrecht University
Utrecht, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
43
0.768
sustainability governance
planetary justice
philanthropy
Jan De Keijser
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
29
0.518
Marieke Liem
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
47
0.855
Criminology
homicide
violence
aggression
forensic psychology
Joanne Van Der Leun
Leiden University
Leiden, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
27
0.491
Criminology
Sociology
Criminal Justice
Migration Studies
Martin Senftleben
University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
38
0.704
intellectual property law
information law
human rights
Edwin Buitelaar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
36
0.667
land policy
real estate
planning law
inequality
segregation
Arjen Leerkes
Erasmus University
Rotterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
31
0.596
Sociology
Criminology
Immigration Control
Immigrant Incorporation
Migration and crime
Alex Oude Elferink
Utrecht University
Utrecht, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
18
0.353
law of the sea
public international law
oceans
polar regions
continental shelf
Arno R Lodder
VU University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
13
0.271
Privacy
Data protection
E-commerce law
ISP liability
Online Dispute Resolution
Barbara Oomen
University College Roosevelt
Middelburg, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
23
0.489
Kevin Jon Heller
University of Amsterdam
Amsterdam, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
29
0.630