Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as 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
African Philosophy
African Metaphysics
African Bioethics
African Traditional Religion
African Cultural Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
105
0.938
* Total i10 IndexRankings
Ranking Based On Selection :2
Materials technology
design and manufacturing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
26
0.897
* Total i10 IndexRankings
Ranking Based On Selection :3
Phylosophy of Science and Epistemology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
13
0.565
* Total i10 IndexRankings
Ranking Based On Selection :4
Environmental Ethics
African Environmental Ethics
Ethics
African Philosophy
Social/Political Philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
19
0.864
* Total i10 IndexRankings
Ranking Based On Selection :5
Epistemology
African Philosophy
Metaphysics
Peace and Conflict Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
* Total i10 IndexRankings
Ranking Based On Selection :6
African philosophy
bioethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
* Total i10 IndexRankings
Ranking Based On Selection :7
Logic
Foundations of Mathematics
Philosophy of Science
Leadership Philosophy & African Philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
* Total i10 IndexRankings
Ranking Based On Selection :8
Epistemology
Ethics and African Philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
8
0.444
* Total i10 IndexRankings
Ranking Based On Selection :9
Philosophy
Policy
Critical & Creative Pedagogy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
* Total i10 IndexRankings
Ranking Based On Selection :10
Philosophy
Ibuanyidanda (Complementary Philosophy)
African Philosophy.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
* Total i10 IndexRankings
Ranking Based On Selection :11
Philosophy of Religion
African Pentecostalism
African Religion and Culture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
7
0.538
* Total i10 IndexRankings
Ranking Based On Selection :12
Philosophy of Education and Foundations of Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection :13
Philosophy of Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection :14
Philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection :15
philosophy
African Philosophy and metaphysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
* Total i10 IndexRankings
Ranking Based On Selection :16
Environmental Biochemistry
Environmental monitoring and Assessment
Health Risk Assessment
Waste
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 IndexRankings
Ranking Based On Selection :17
African Ontology
Metaphysics
Complimentarity.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 IndexRankings
Ranking Based On Selection :18
Philosophy
Governance
human rights
African studies and higher education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
* Total i10 IndexRankings
Ranking Based On Selection :19
African Philosophy
Applied Ethics and Social/Political Philosophy.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection :20
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection :21
Philosophy of science
Political philosophy
Critical Rationalism
Logic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Philosophy of Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection :23
Plant Pathology/Epidemiology
Mycology
Microbiology (Option)
Biostatistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :24
Philosophy
history
psychedelics
cultural studies
aesthetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :25
Guidance and Counselling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Kanu Ikechukwu Anthony
Tansian University
Umunya, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
105
0.938
African Philosophy
African Metaphysics
African Bioethics
African Traditional Religion
African Cultural Studies
Christian Emeka Okafor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
26
0.897
Materials technology
design and manufacturing
Christian Onuorah Agbo
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
13
0.565
Phylosophy of Science and Epistemology
Samuel Akpan Bassey
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
19
0.864
Environmental Ethics
African Environmental Ethics
Ethics
African Philosophy
Social/Political Philosophy
Iniobong D. Umotong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
Epistemology
African Philosophy
Metaphysics
Peace and Conflict Studies
Fayemi Ademola
University of Lagos
Lagos, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
African philosophy
bioethics
Christopher Alexander Udofia|Udofia Christopher Alexander, Udofia C. A, CA Udofia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
Logic
Foundations of Mathematics
Philosophy of Science
Leadership Philosophy & African Philosophy
Ozumba Godfrey Okechukwu
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
8
0.444
Epistemology
Ethics and African Philosophy
Patrick Akinsanya
University of Lagos
Lagos, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
Philosophy
Policy
Critical & Creative Pedagogy
Innocent Asouzu
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
9
0.600
Philosophy
Ibuanyidanda (Complementary Philosophy)
African Philosophy.
Benson Ohihon Igboin
Adekunle Ajasin University
Akungba Akoko, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
7
0.538
Philosophy of Religion
African Pentecostalism
African Religion and Culture
Musa Ruwa
University of Maiduguri
Maiduguri, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
Philosophy of Education and Foundations of Education
Micheal Olalekan Olatunji
Ajayi Crowther University Oyo
Los Angeles, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
Ukhurebor Humphrey
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Olatunji Oyeshile
University of Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
philosophy
African Philosophy and metaphysics
Uchechi Bliss Onyedikachi|Nwosu L. U
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Environmental Biochemistry
Environmental monitoring and Assessment
Health Risk Assessment
Waste
Inameti Udo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
African Ontology
Metaphysics
Complimentarity.
Ani Casimir Kingston Chukwunonyelum
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
Philosophy
Governance
human rights
African studies and higher education
Matthew A. Izibili
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
African Philosophy
Applied Ethics and Social/Political Philosophy.
Innocent. C. Onyewuenyi
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Oseni Taiwo Afisi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Philosophy of science
Political philosophy
Critical Rationalism
Logic
A. Owan Enoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Peter Mudiaga Etaware
Nigeria Maritime University
Okerenkoko, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Plant Pathology/Epidemiology
Mycology
Microbiology (Option)
Biostatistics
Osiris González
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Philosophy
history
psychedelics
cultural studies
aesthetics
Anake, Paulina Mbua
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000