Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
Intellectual Property Law
Environmental Law
Banking Law and Legal Methods.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
* Total i10 IndexRankings
Ranking Based On Selection :2
Environmental Law
Biotechnology law
Traditional Knowledge and Patent System
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
* Total i10 IndexRankings
Ranking Based On Selection :3
Environmental Law and Governance
Natural Resource Management
Human Rights Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total i10 IndexRankings
Ranking Based On Selection :4
Environmental Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection :5
Law generally. Natural Resources
Energy and Environmental Law and Policy
in particular
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 IndexRankings
Ranking Based On Selection :6
Petroleum law Environmental law
Labour law
Customary Law and Family Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :7
International Environmental Law
Human Rights
Energy & Natural Resources
Company Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :8
Aviation nmenvironmental law& legal research method
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :9
Law of Banking
Environmental Law and Oil and Gas Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :10
Jurisprudence and Legal Theory
Environmental Law
Law of Banking and Negotiable Instrument
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :11
Intellectual Property
Environmental law
Maritime law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :12
Environmental law
Criminal law
Clinical Legal Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :13
law
environmental law
property law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :14
Development and Regulatory Law
Environmental Law
Telecommunications law
Research Methodology and Legal Writing.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :15
Environmental Law
Sustainable Development
Natural Resources Law
Environmental Constitutionalism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :16
Clinical Law
Labour Law
Environmental Law
Human Rights/Access to Justice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection :17
Environmental Law
Human Rights Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :18
Energy Law
Taxation Law
Environmental Law
International Investment Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :19
Environmental Law
Energy and Natural Resources Law
Space Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :20
Comparative Law
Islamic law of banking and finance
environmental law
alternative dispute Resolution and Family Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :21
Environmental Conflict
Environmental law
Environmental Awareness
Policy
Peace and Conflict Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :22
Environmental Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :23
Oil and Gas Law
Environmental Law
Electoral Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :24
Environmental Law and Policy
Biotechnology and Science Regulation Law and Policy
Space and Satelite Communication Law and Poli
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :25
Criminology
Criminal Law
Criminal Justice
Environmental Law and International Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Sopuru Christian
Obafemi Awolowo University
Ile-Ife, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
Intellectual Property Law
Environmental Law
Banking Law and Legal Methods.
Emeka Polycarp Amechi
University of Port Harcourt
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
Environmental Law
Biotechnology law
Traditional Knowledge and Patent System
Uzuazo Etemire
University of Port Harcourt
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
Environmental Law and Governance
Natural Resource Management
Human Rights Law
Ijaiya Hakeem
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Ibibia Lucky Worika
University of Port Harcourt
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
Law generally. Natural Resources
Energy and Environmental Law and Policy
in particular
Omerionwan Edu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Petroleum law Environmental law
Labour law
Customary Law and Family Law
Oluwatoyin O. Ajayi
Obafemi Awolowo University
Ile-Ife, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
International Environmental Law
Human Rights
Energy & Natural Resources
Company Law
Murtala Ganiyu Abdul Murgan
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Aviation nmenvironmental law& legal research method
Uwem Udok
University of Uyo
Uyo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Law of Banking
Environmental Law and Oil and Gas Law
Williams Adewumi Adebayo
Ekiti State University Ado Ekiti
Ado-Ekiti, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Jurisprudence and Legal Theory
Environmental Law
Law of Banking and Negotiable Instrument
Uchechukwu Uguru
Ebonyi State University
Abakaliki, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Intellectual Property
Environmental law
Maritime law
Osinibi Olusegun Michael
Olabisi Onabanjo University
Ago Iwoye, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Environmental law
Criminal law
Clinical Legal Education
Ambrose Ekpu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ikoni Ukooh
Benue State University
Makurdi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Development and Regulatory Law
Environmental Law
Telecommunications law
Research Methodology and Legal Writing.
Gbadegesin Opeyemi Adewale
University of Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Environmental Law
Sustainable Development
Natural Resources Law
Environmental Constitutionalism
Sam Erugo,San
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Clinical Law
Labour Law
Environmental Law
Human Rights/Access to Justice
Empire Hechime Nyekwere
Bowen University
Iwo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Eti Best Herbert
Bowen University
Iwo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Energy Law
Taxation Law
Environmental Law
International Investment Law
Kingsley Osinachi Nnanna Onu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Environmental Law
Energy and Natural Resources Law
Space Law
Isa Abdur-Razaq Sarumi
Osun State University
Oshogbo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Comparative Law
Islamic law of banking and finance
environmental law
alternative dispute Resolution and Family Law
Olanrewaju L. Yusuf
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Environmental Conflict
Environmental law
Environmental Awareness
Policy
Peace and Conflict Studies
Kayode Oyende
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Charity Emaviwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Oil and Gas Law
Environmental Law
Electoral Law
Bibobra Bello Orubebe
Caleb University
Lagos, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Environmental Law and Policy
Biotechnology and Science Regulation Law and Policy
Space and Satelite Communication Law and Poli
Yahya Hambali
Kwara State University
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Criminology
Criminal Law
Criminal Justice
Environmental Law and International Law