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,
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* Total i10 IndexRankings
Ranking Based On Selection: 1
![Ogbu Kalu](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
25
0.352
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Chinwokwu Emmanuel Nlenanya](https://cdn.adscientificindex.com/pictures/4b/105641.jpg)
New Testament Theology
African Christology
Greek
Social Justice
Contemporary Ethical Issues.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Abdulwahab Abdulqadir Ibrahim](https://cdn.adscientificindex.com/pictures/a6/4530879.jpg)
Islamic Juristprudence/ Family Laws
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Peter Oo Ottuh|P. O. O. Ottuh, Peter Ottuh, Peter Oghenefavwe Oritsemuwa Ottuh](https://cdn.adscientificindex.com/pictures/3d/4745601.jpg)
Philosophy
Religion
Theology
Ethics
Humanities Research Methodologies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Leonard İlechukwu](https://cdn.adscientificindex.com/pictures/c5/5798711.jpg)
Religion and General Educatiion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Rafiu Ibrahim Adebayo](https://cdn.adscientificindex.com/pictures/10/89127.jpg)
Islamic thought
Islamization of knowledge and contemporary Issues
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
4
0.286
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Oliver Uche](/user/assets/images/profile/no-profile-photo.png)
Religion and Human Relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Ngozi N. Iheanacho](/user/assets/images/profile/no-profile-photo.png)
Religion and Society
Gender Studies
Social Ethics
African Religion
and Pentecostalism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Kanayo Louis Nwadialor](https://cdn.adscientificindex.com/pictures/09/4530925.jpg)
Church History
Human Relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Favour Chukwuemeka Uroko](/user/assets/images/profile/no-profile-photo.png)
Biblical Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Luqman Zakariyah](https://cdn.adscientificindex.com/pictures/44/4531780.jpg)
Comparative Islamic Jurisprudence (al-Fiqh and Islami al-Muqaran)
Islamic Legal Maxims (al-Qawaid al-Fiqhiyyah)
Applied Maqas
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Rose Uchem](https://cdn.adscientificindex.com/pictures/de/5797621.jpg)
Religious education
Gender awareness education and Environmental education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Yasir Anjola Quadri](/user/assets/images/profile/no-profile-photo.png)
Sufism
Islamic Thought
Islamic Mysticism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Abdulgafar Olawale Fahm](https://cdn.adscientificindex.com/pictures/73/4531750.jpg)
Islamic Thought and Civilisation
Islamic Spiritual Culture
Philosophy
Ethics and Contemporary
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Abdul Kabir Hussain Solihu](https://cdn.adscientificindex.com/pictures/6d/5800337.jpg)
Qur'anic Studies
Religion and Ecology
Comparative Religion
Islamic Thought
Environmental Ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
1
0.125
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Richard Emmanuel Gokum](https://cdn.adscientificindex.com/pictures/06/5797204.jpg)
Religion and Politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Caroline N. Mbonu](https://cdn.adscientificindex.com/pictures/e8/4596303.jpg)
New Testament Studies
Gender Studies
Culture
and religion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Essien Essien Daniel](https://cdn.adscientificindex.com/pictures/1f/4494040.jpg)
Governance and Ethics
Ethics of Political System
Environmental Ethics
Peace Ethics
Comparative Religious Ethics and Developm
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Christopher Naseri Naseri](/user/assets/images/profile/no-profile-photo.png)
New Testament
Old Testament Hebrew
New Testament Greek
New Testament Exegesis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Ezichi Ituma](https://cdn.adscientificindex.com/pictures/69/5801541.jpg)
Biblical Studies
Theology
Religion and Society
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Anthonia Maurice Essien](https://cdn.adscientificindex.com/pictures/05/4493055.jpg)
Religion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Oyeronke Olademo](https://cdn.adscientificindex.com/pictures/f6/4745412.jpg)
Religious studies
African Religion
women in Religion
Religion and Peace
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Asukwo Edet Oko|Asukwo Oko, AE Oko, Edet Oko Asukwo](https://cdn.adscientificindex.com/pictures/93/5063684.jpg)
Religion & Society
Christian
theology
Religion and Society Gender Studies Ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
![George O. Folarin](https://cdn.adscientificindex.com/pictures/bd/4531771.jpg)
Intercultural Hermeneutics
Exegetical studies
Pentecostal methodological interpretation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Luke Emeka Ugwueye](https://cdn.adscientificindex.com/pictures/1c/4597531.jpg)
Old Testament
Biblical Studies
Theology
Religion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
Ogbu Kalu
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
25
0.352
Chinwokwu Emmanuel Nlenanya
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
New Testament Theology
African Christology
Greek
Social Justice
Contemporary Ethical Issues.
Abdulwahab Abdulqadir Ibrahim
Nasarawa State University
Keffi, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
Islamic Juristprudence/ Family Laws
Peter Oo Ottuh|P. O. O. Ottuh, Peter Ottuh, Peter Oghenefavwe Oritsemuwa Ottuh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Philosophy
Religion
Theology
Ethics
Humanities Research Methodologies
Leonard İlechukwu
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
Religion and General Educatiion
Rafiu Ibrahim Adebayo
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
4
0.286
Islamic thought
Islamization of knowledge and contemporary Issues
Oliver Uche
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
8
0.615
Ngozi N. Iheanacho
University of Port Harcourt
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
Religion and Society
Gender Studies
Social Ethics
African Religion
and Pentecostalism
Kanayo Louis Nwadialor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
Church History
Human Relations
Favour Chukwuemeka Uroko
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
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Luqman Zakariyah
University of Abuja
Abuja, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
Comparative Islamic Jurisprudence (al-Fiqh and Islami al-Muqaran)
Islamic Legal Maxims (al-Qawaid al-Fiqhiyyah)
Applied Maqas
Rose Uchem
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
Religious education
Gender awareness education and Environmental education
Yasir Anjola Quadri
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
0
0.000
Sufism
Islamic Thought
Islamic Mysticism
Abdulgafar Olawale Fahm
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
Islamic Thought and Civilisation
Islamic Spiritual Culture
Philosophy
Ethics and Contemporary
Abdul Kabir Hussain Solihu
Kwara State University
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
1
0.125
Qur'anic Studies
Religion and Ecology
Comparative Religion
Islamic Thought
Environmental Ethics
Richard Emmanuel Gokum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
Caroline N. Mbonu
University of Port Harcourt
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
New Testament Studies
Gender Studies
Culture
and religion
Essien Essien Daniel
University of Uyo
Uyo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
Governance and Ethics
Ethics of Political System
Environmental Ethics
Peace Ethics
Comparative Religious Ethics and Developm
Christopher Naseri Naseri
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
0
0.000
New Testament
Old Testament Hebrew
New Testament Greek
New Testament Exegesis
Ezichi Ituma
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Biblical Studies
Theology
Religion and Society
Anthonia Maurice Essien
University of Uyo
Uyo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Oyeronke Olademo
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Religious studies
African Religion
women in Religion
Religion and Peace
Asukwo Edet Oko|Asukwo Oko, AE Oko, Edet Oko Asukwo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Religion & Society
Christian
theology
Religion and Society Gender Studies Ethics
George O. Folarin
Obafemi Awolowo University
Ile Ife, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Intercultural Hermeneutics
Exegetical studies
Pentecostal methodological interpretation
Luke Emeka Ugwueye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
Old Testament
Biblical Studies
Theology
Religion