Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
720,208
Country Rank
2,610
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Okoroiwu Henshaw](/pictures/d7/4306331.jpg)
Hematology
Bioinformatics
Oncology
Blood transfusion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
865
845
0.977
* Total Citation Counts Rankings
World Rank
1,021,075
Country Rank
8,937
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Asanga Edet Effiong](/pictures/ed/4493678.jpg)
Natural product chemistry
public health
pharmacological biochemistry
clinical chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
331
236
0.713
* Total Citation Counts Rankings
World Rank
1,024,325
Country Rank
9,017
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Beredugo Sunny Biobele](/pictures/16/3508975.jpg)
International Accounting
Auditing & Assurance
Corporate Governance
Environmental Accounting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
327
255
0.780
* Total Citation Counts Rankings
World Rank
1,067,299
Country Rank
10,285
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Charles E. Ekpo](/pictures/65/3508976.jpg)
Security Studies
African History
Nation-building
Peace and Conflict Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
244
0.868
* Total Citation Counts Rankings
World Rank
1,105,621
Country Rank
11,381
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Emmanuel Isaac John](/pictures/d5/3508977.jpg)
Portfolio management
investment analysis
corporate governance and financial management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
247
227
0.919
* Total Citation Counts Rankings
World Rank
1,246,776
Country Rank
15,406
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Okon, Effiong Asuquo](https://cdn.adscientificindex.com/pictures/21/5801709.jpg)
political science and Int'l relations and strategic studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
159
135
0.849
* Total Citation Counts Rankings
World Rank
1,328,552
Country Rank
17,800
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Avwenagha, Enivwenaye Oghenero](/pictures/9f/4590296.jpg)
Geology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
125
101
0.808
* Total Citation Counts Rankings
World Rank
1,427,677
Country Rank
20,741
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Nelson, Promise Edem|Nelson, P. E., Edem, P. N.](https://cdn.adscientificindex.com/pictures/2f/5804775.jpg)
Nutritional Biochemistry
Medicinal plant research
Prostate disorders
Diabetes
Toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
93
59
0.634
* Total Citation Counts Rankings
World Rank
1,474,317
Country Rank
22,106
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Ekaetor, Enobong Akpan](https://cdn.adscientificindex.com/pictures/ed/5805369.jpg)
Development
Public Sector and Monetary Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
53
0.654
* Total Citation Counts Rankings
World Rank
1,585,801
Country Rank
25,437
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Nikita Umoafia](/pictures/c2/4711077.jpg)
Food and industrial microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
56
0.982
* Total Citation Counts Rankings
World Rank
1,747,623
Country Rank
30,275
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Runyi Emmanuel|Runyi Emmanuel Francis](/pictures/5a/4711074.jpg)
STATISTICAL MODELLING
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
* Total Citation Counts Rankings
World Rank
1,642,932
Country Rank
27,144
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Bassey Edet](/pictures/ea/4777327.jpg)
Environment
Environmental Pollution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
47
1.000
* Total Citation Counts Rankings
World Rank
1,754,636
Country Rank
30,512
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Akpan Mfon](/pictures/2e/4777322.jpg)
Biotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
World Rank
1,801,458
Country Rank
32,065
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Michael Obi Ogar-Abang](/pictures/82/4711076.jpg)
Electronic Communications and Satellite system
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
25
0.926
* Total Citation Counts Rankings
World Rank
1,819,018
Country Rank
32,642
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Offiong A Ene](/pictures/ff/5072037.jpg)
African Drama
Oral Literature
Postcolonial Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total Citation Counts Rankings
World Rank
1,825,541
Country Rank
32,901
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Benjamin Okon Nyong](/pictures/f0/4777323.jpg)
Sociolinguistics
Efik language teaching
Names
Nigerian Pidgin
Language Documentation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total Citation Counts Rankings
World Rank
1,839,143
Country Rank
33,296
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Ekementeabasi Aniebo Umoh](https://cdn.adscientificindex.com/pictures/6c/5809912.jpg)
Gastroenterology
Reproduction and Endocrinology
Neurophysiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total Citation Counts Rankings
World Rank
1,877,684
Country Rank
34,625
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Peter O. Odong](/pictures/5a/4711079.jpg)
Hydrogeophysics. Engineering Geophysics. Environmental Geophysics.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
10
0.500
* Total Citation Counts Rankings
World Rank
1,921,809
Country Rank
36,009
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Effiom Inameti](/pictures/b6/4711078.jpg)
Strategic Marketing
Communication
Consumer Behaviour
Entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
* Total Citation Counts Rankings
World Rank
1,890,865
Country Rank
35,025
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Sylvia Akpotuzor](/pictures/57/4777326.jpg)
Software Engineering
Information Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
* Total Citation Counts Rankings
World Rank
1,929,051
Country Rank
36,251
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Ebri Eno Willie](https://cdn.adscientificindex.com/pictures/bb/5810532.jpg)
Inventory Management
Entrepreneurship
Procurement
Project Management
Financial Analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
* Total Citation Counts Rankings
World Rank
1,931,901
Country Rank
36,343
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Joseph Asuquo](https://cdn.adscientificindex.com/pictures/98/5810741.jpg)
Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
* Total Citation Counts Rankings
World Rank
1,944,575
Country Rank
36,794
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Andrew, Stephen Ubong](/pictures/56/4777324.jpg)
Crime Prevention
Juvenile Delinquency and Victimology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total Citation Counts Rankings
World Rank
1,995,961
Country Rank
38,769
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Victor Kanu Uno](https://cdn.adscientificindex.com/pictures/b9/5811459.jpg)
medical science
Radiology and clinical Anatomy / Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
* Total Citation Counts Rankings
World Rank
1,983,402
Country Rank
38,260
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/568.png)
![Nigeria](/flags/ng.png)
![Andrew Bassey Priscilla Ita](https://cdn.adscientificindex.com/pictures/3c/5811727.jpg)
Critical care Nursing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Total Citation Counts Rankings
World Ranking
720,208
Country Ranking
2,610
Institution Ranking
1
Okoroiwu Henshaw
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
865
845
0.977
![](https://cdn.adscientificindex.com/logos/568.png)
Hematology
Bioinformatics
Oncology
Blood transfusion
* Total Citation Counts Rankings
World Ranking
1,021,075
Country Ranking
8,937
Institution Ranking
2
Asanga Edet Effiong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
331
236
0.713
![](https://cdn.adscientificindex.com/logos/568.png)
Natural product chemistry
public health
pharmacological biochemistry
clinical chemistry
* Total Citation Counts Rankings
World Ranking
1,024,325
Country Ranking
9,017
Institution Ranking
3
Beredugo Sunny Biobele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
327
255
0.780
![](https://cdn.adscientificindex.com/logos/568.png)
International Accounting
Auditing & Assurance
Corporate Governance
Environmental Accounting
* Total Citation Counts Rankings
World Ranking
1,067,299
Country Ranking
10,285
Institution Ranking
4
Charles E. Ekpo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
244
0.868
![](https://cdn.adscientificindex.com/logos/568.png)
Security Studies
African History
Nation-building
Peace and Conflict Studies
* Total Citation Counts Rankings
World Ranking
1,105,621
Country Ranking
11,381
Institution Ranking
5
Emmanuel Isaac John
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
247
227
0.919
![](https://cdn.adscientificindex.com/logos/568.png)
Portfolio management
investment analysis
corporate governance and financial management
* Total Citation Counts Rankings
World Ranking
1,246,776
Country Ranking
15,406
Institution Ranking
6
Okon, Effiong Asuquo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
159
135
0.849
* Total Citation Counts Rankings
World Ranking
1,328,552
Country Ranking
17,800
Institution Ranking
7
Avwenagha, Enivwenaye Oghenero
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
125
101
0.808
* Total Citation Counts Rankings
World Ranking
1,427,677
Country Ranking
20,741
Institution Ranking
8
Nelson, Promise Edem|Nelson, P. E., Edem, P. N.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
93
59
0.634
![](https://cdn.adscientificindex.com/logos/568.png)
Nutritional Biochemistry
Medicinal plant research
Prostate disorders
Diabetes
Toxicology
* Total Citation Counts Rankings
World Ranking
1,474,317
Country Ranking
22,106
Institution Ranking
9
Ekaetor, Enobong Akpan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
53
0.654
* Total Citation Counts Rankings
World Ranking
1,585,801
Country Ranking
25,437
Institution Ranking
10
Nikita Umoafia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
56
0.982
![](https://cdn.adscientificindex.com/logos/568.png)
Food and industrial microbiology
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* Total Citation Counts Rankings
World Ranking
1,747,623
Country Ranking
30,275
Institution Ranking
12
Runyi Emmanuel|Runyi Emmanuel Francis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
* Total Citation Counts Rankings
World Ranking
1,642,932
Country Ranking
27,144
Institution Ranking
11
Bassey Edet
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
47
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Environment
Environmental Pollution
* Total Citation Counts Rankings
World Ranking
1,754,636
Country Ranking
30,512
Institution Ranking
13
Akpan Mfon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
World Ranking
1,801,458
Country Ranking
32,065
Institution Ranking
14
Michael Obi Ogar-Abang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
25
0.926
![](https://cdn.adscientificindex.com/logos/568.png)
Electronic Communications and Satellite system
* Total Citation Counts Rankings
World Ranking
1,819,018
Country Ranking
32,642
Institution Ranking
15
Offiong A Ene
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
African Drama
Oral Literature
Postcolonial Studies
* Total Citation Counts Rankings
World Ranking
1,825,541
Country Ranking
32,901
Institution Ranking
16
Benjamin Okon Nyong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Sociolinguistics
Efik language teaching
Names
Nigerian Pidgin
Language Documentation
* Total Citation Counts Rankings
World Ranking
1,839,143
Country Ranking
33,296
Institution Ranking
17
Ekementeabasi Aniebo Umoh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Gastroenterology
Reproduction and Endocrinology
Neurophysiology
* Total Citation Counts Rankings
World Ranking
1,877,684
Country Ranking
34,625
Institution Ranking
18
Peter O. Odong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
10
0.500
![](https://cdn.adscientificindex.com/logos/568.png)
Hydrogeophysics. Engineering Geophysics. Environmental Geophysics.
* Total Citation Counts Rankings
World Ranking
1,921,809
Country Ranking
36,009
Institution Ranking
20
Effiom Inameti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
![](https://cdn.adscientificindex.com/logos/568.png)
Strategic Marketing
Communication
Consumer Behaviour
Entrepreneurship
* Total Citation Counts Rankings
World Ranking
1,890,865
Country Ranking
35,025
Institution Ranking
19
Sylvia Akpotuzor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Software Engineering
Information Systems
* Total Citation Counts Rankings
World Ranking
1,929,051
Country Ranking
36,251
Institution Ranking
21
Ebri Eno Willie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Inventory Management
Entrepreneurship
Procurement
Project Management
Financial Analysis
* Total Citation Counts Rankings
World Ranking
1,931,901
Country Ranking
36,343
Institution Ranking
22
Joseph Asuquo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
* Total Citation Counts Rankings
World Ranking
1,944,575
Country Ranking
36,794
Institution Ranking
23
Andrew, Stephen Ubong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
![](https://cdn.adscientificindex.com/logos/568.png)
Crime Prevention
Juvenile Delinquency and Victimology
* Total Citation Counts Rankings
World Ranking
1,995,961
Country Ranking
38,769
Institution Ranking
25
Victor Kanu Uno
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
7
0.636
* Total Citation Counts Rankings
World Ranking
1,983,402
Country Ranking
38,260
Institution Ranking
24
Andrew Bassey Priscilla Ita
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000